Watts Up? A simple formula for recalculating the SPL at different power and distance
Have you ever stared at a loudspeaker datasheet, scratching your head while trying to figure out what the actual Sound Pressure Level (SPL)…
Have you ever stared at a loudspeaker datasheet, scratching your head while trying to figure out what the actual Sound Pressure Level (SPL)…
Image | Name | Brand | Diameter / length [mm] | Width [mm] | Thickness [mm] | Port location | Output format | Sensitivity @ 1kHz [dBV re. 1V/Pa] or dBFs | Sensitivity Tolerance [± dB] | SNR [dB] | AOP [dB] | Impedance [Ohm] | Product status |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | MQM-32325-B118 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -38.5 | 3 | 67.5 | 123 | 4450 | Not Recommended For New Designs |
![]() | SPH1878LR5H-C | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 0.5 | 66.5 | 134 | 380 | Preferred |
![]() | SPH2878LR5H-1 | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 1 | 67 | 134 | 380 | Preferred |
![]() | SPH2878LR5H-C | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 0.5 | 67 | 134 | 380 | Preferred |
![]() | SPH6855LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -35 | 1 | 68 | 116 | NA | Preferred |
![]() | SPH8855LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -26 | 1 | 66 | 121 | NA | Preferred |
![]() | SPH9855LM4H-C | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -37 | 0.5 | 66 | 132.5 | NA | Preferred |
![]() | SPH18R1LM4H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Digital PDM | -37 | 1 | 68 | 128.5 | NA | Preferred |
SPH88R1LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -37 | 1 | 68 | 128 | NA | Active | |
SPV08A0LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -42 | 1 | 64.5 | 134 | 400 | Not Recommended For New Designs | |
SPM0192LR5H-1 | Syntiant | 4.72 | 3.76 | 1.15 | Bottom | Analog Differential | -34.7 | 1 | 69.5 | 130 | 330 | Active | |
SPV01R9LM4H-1 | Syntiant | 2.75 | 1.85 | 0.8 | Bottom | Digital PDM | -37 | 1 | 64.6 | 132 | NA | Active | |
SPK18R1LM4H-1 | Syntiant | 4 | 3 | 1.2 | Bottom | Digital PDM | -36 | 1 | 70.5 | 128 | NA | Active | |
SPH9241LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 64 | 120 | NA | Not Recommended For New Designs | |
SPV01C8LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -38 | 1 | 65 | 133 | 440 | Active | |
SPH8878LR5H-1 | Syntiant | 3.5 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 1 | 64.5 | 131.5 | 380 | Active | |
SPK0833LM4H-B | Syntiant | 4 | 3 | 1 | Bottom | Digital PDM | -26 | 3 | 63 | 122 | NA | Not Recommended For New Designs | |
SPC18P8LM4H-1 | Syntiant | 3.5 | 2 | 1 | Bottom | Digital PDM | -26 | 1 | 65 | 122 | NA | Active | |
SPK1638LM4H-1 | Syntiant | 4 | 3 | 1 | Bottom | Digital PDM | -26 | 1 | 64 | 121 | NA | Active | |
SPK01A0LR5H-1 | Syntiant | 4 | 3 | 1.2 | Bottom | Analog Single Ended | -38 | 1 | 71.8 | 130 | 300 | Preferred | |
SPV61A0LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -40 | 1 | 66 | 133 | 300 | Active | |
SPU01C4HR5H-1 | Syntiant | 3.76 | 2.95 | 1.1 | Top | Analog Single Ended | -42 | 1 | 62.5 | 128 | 300 | Active | |
SPU0410HR5H-1 | Syntiant | 3.76 | 2.95 | 1.1 | Top | Analog Single Ended | -42 | 1 | 59 | 125 | 400 | Active | |
SPG08P4HM4H-1 | Syntiant | 4 | 2 | 1.1 | Top | Digital PDM | -26 | 1 | 64 | 120 | NA | Active | |
SPK0838HT4H-B | Syntiant | 4 | 3 | 1 | Top | Digital PDM | -26 | 3 | 64 | 121 | NA | Not Recommended For New Designs | |
SPK1638LM4HB | Syntiant | 4 | 3 | 1 | Bottom | Digital PDM | -26 | 3 | 64.5 | 122 | NA | Not Recommended For New Designs | |
SPH11C3LR5H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Analog Differential | -38 | 1 | 68.5 | 132 | 120 | Active | |
SPH21C3LR5H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Analog Differential | -38 | 1 | 68.5 | 134 | 120 | Active | |
SPH21R9LM4H-1 | Syntiant | 3.4 | 2.65 | 0.99 | Bottom | Digital PDM | -26 | 1 | 65.5 | 132.5 | NA | Active | |
SPG01R8HT4H-1 | Syntiant | 4 | 2 | 1.1 | Top | Digital PDM | -26 | 1 | 67.5 | 120 | NA | Active | |
SPH8690LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 68 | 121 | NA | Active | |
SPK11R1LM4H-1 | Syntiant | 4 | 3 | 1.2 | Bottom | Digital PDM | -26 | 1 | 71.2 | 121 | NA | Active | |
SPS11R1LM4H | Syntiant | 3.25 | 2.25 | 0.8 | Bottom | Digital PDM | -37 | 1 | 64.8 | 132 | NA | Active | |
SPVA1A0LR5H-1 | Syntiant | 2.75 | 1.85 | 1.15 | Bottom | Analog Single Ended | -40 | 1 | 68 | 132 | 400 | Active | |
SPH01R9LM4H-1 | Syntiant | 3.4 | 2.65 | 0.98 | Bottom | Digital PDM | -37 | 1 | 65.5 | 132.5 | NA | Active | |
SPH51R3LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 66 | 121 | NA | Active | |
MM20-33769-000 | Knowles | 5.204 | 2.5 | 1.3 | Side firering | Analog Unity Gain | -36 | 3 | 67 | 120 | 5100 | Active | |
MM20-34978-000 | Knowles | 4.24 | 2.5 | 1.30 | Side firering | Analog Unity Gain | -35 | 3 | 68 | 119 | 5100 | Active | |
MM25-33663-000 | Knowles | 3.35 | 2.5 | 1.30 | Bottom | Analog Unity Gain | -58 | 3 | 69 | 120.5 | 3150 | Active | |
SPH6655LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -26 | 1 | 68 | 121 | NA | Preferred | |
SPH0141LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 62 | 120 | NA | Preferred | |
MM20-33639-B116 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -36 | 3 | 69 | 122 | 5100 | Preferred | |
MM20-33366-000 | Knowles | 3.35 | 2.5 | 1.30 | Bottom | Analog Unity Gain | -35 | 3 | 70.5 | 121 | 5100 | Preferred | |
SPH18C3LM4H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Analog Differential | -38 | 1 | 68.5 | 132 | 120 | Not Recommended For New Designs | |
SPH9855LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -37 | 1 | 66 | 132.5 | NA | Preferred | |
SPH1878LR5H-1 | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 1 | 66.5 | 134 | 380 | Preferred | |
SPV1142LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -38 | 1 | 62.5 | 124 | 300 | Active | |
SPW0690LM4H-1 | Syntiant | 3.1 | 2.5 | 0.85 | Bottom | Digital PDM | -41 | 1 | 66.5 | 135 | NA | Preferred | |
MQM-32325-B66 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -38.5 | 3 | 67.5 | 123 | 4450 | Not Recommended For New Designs | |
MQM-32325-000 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -38.5 | 3 | 67.5 | 123 | 4450 | Not Recommended For New Designs | |
MM15-33369-B116 | Knowles | 3.35 | 2.5 | 1.3 | Bottom | Analog Unity Gain | -36 | 3 | 67 | 122 | 5100 | Not Recommended For New Designs | |
MM20-33366-B116 | Knowles | 3.35 | 2.5 | 1.30 | Bottom | Analog Unity Gain | -35 | 3 | 70.5 | 121 | 5100 | Preferred | |
MM20-33639-000 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -36 | 3 | 69 | 122 | 5100 | Preferred | |
SPW0878LR5H-1 | Syntiant | 3.1 | 2.5 | 0.96 | Bottom | Analog Differential | -38 | 1 | 65 | 134 | 380 | EOL | |
SPV21A0LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -42 | 1 | 64.5 | 134 | 400 | Preferred | |
SPV0142LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -38 | 1 | 62.5 | 124 | 400 | Preferred | |
SPH0641LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 64 | 120 | NA | Not Recommended For New Designs | |
SPH0641LU4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 64.3 | 120 | NA | Preferred | |
SPH0644HM4H-1 | Syntiant | 3.5 | 2.65 | 0.85 | Top | Digital PDM | -36 | 1 | 58 | 131 | NA | Not Recommended For New Designs | |
SPH0655LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -37 | 1 | 66 | 132.5 | NA | Preferred | |
SPH0690LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -35 | 1 | 68.5 | 130 | NA | Active | |
SPK0641HT4H-1 | Syntiant | 4 | 3 | 1 | Top | Digital PDM | -26 | 1 | 64.5 | 120 | NA | Preferred | |
SPK0838HT4H-1 | Syntiant | 4 | 3 | 1 | Top | Digital PDM | -26 | 1 | 64.5 | 120 | NA | Active | |
SPM0687LR5H-1 | Syntiant | 4.72 | 3.76 | 1.25 | Bottom | Analog Differential | -35 | 1 | 70 | 130 | 600 | Not Recommended For New Designs |
Image | Name | Brand | Diameter / length [mm] | Width [mm] | Thickness [mm] | Port location | Output format | Sensitivity @ 1kHz [dBV re. 1V/Pa] or dBFs | Sensitivity Tolerance [± dB] | SNR [dB] | AOP [dB] | Impedance [Ohm] | Product status |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | MQM-32325-B118 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -38.5 | 3 | 67.5 | 123 | 4450 | Not Recommended For New Designs |
![]() | SPH1878LR5H-C | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 0.5 | 66.5 | 134 | 380 | Preferred |
![]() | SPH2878LR5H-1 | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 1 | 67 | 134 | 380 | Preferred |
![]() | SPH2878LR5H-C | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 0.5 | 67 | 134 | 380 | Preferred |
![]() | SPH6855LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -35 | 1 | 68 | 116 | NA | Preferred |
![]() | SPH8855LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -26 | 1 | 66 | 121 | NA | Preferred |
![]() | SPH9855LM4H-C | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -37 | 0.5 | 66 | 132.5 | NA | Preferred |
![]() | SPH18R1LM4H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Digital PDM | -37 | 1 | 68 | 128.5 | NA | Preferred |
SPH88R1LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -37 | 1 | 68 | 128 | NA | Active | |
SPV08A0LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -42 | 1 | 64.5 | 134 | 400 | Not Recommended For New Designs | |
SPM0192LR5H-1 | Syntiant | 4.72 | 3.76 | 1.15 | Bottom | Analog Differential | -34.7 | 1 | 69.5 | 130 | 330 | Active | |
SPV01R9LM4H-1 | Syntiant | 2.75 | 1.85 | 0.8 | Bottom | Digital PDM | -37 | 1 | 64.6 | 132 | NA | Active | |
SPK18R1LM4H-1 | Syntiant | 4 | 3 | 1.2 | Bottom | Digital PDM | -36 | 1 | 70.5 | 128 | NA | Active | |
SPH9241LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 64 | 120 | NA | Not Recommended For New Designs | |
SPV01C8LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -38 | 1 | 65 | 133 | 440 | Active | |
SPH8878LR5H-1 | Syntiant | 3.5 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 1 | 64.5 | 131.5 | 380 | Active | |
SPK0833LM4H-B | Syntiant | 4 | 3 | 1 | Bottom | Digital PDM | -26 | 3 | 63 | 122 | NA | Not Recommended For New Designs | |
SPC18P8LM4H-1 | Syntiant | 3.5 | 2 | 1 | Bottom | Digital PDM | -26 | 1 | 65 | 122 | NA | Active | |
SPK1638LM4H-1 | Syntiant | 4 | 3 | 1 | Bottom | Digital PDM | -26 | 1 | 64 | 121 | NA | Active | |
SPK01A0LR5H-1 | Syntiant | 4 | 3 | 1.2 | Bottom | Analog Single Ended | -38 | 1 | 71.8 | 130 | 300 | Preferred | |
SPV61A0LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -40 | 1 | 66 | 133 | 300 | Active | |
SPU01C4HR5H-1 | Syntiant | 3.76 | 2.95 | 1.1 | Top | Analog Single Ended | -42 | 1 | 62.5 | 128 | 300 | Active | |
SPU0410HR5H-1 | Syntiant | 3.76 | 2.95 | 1.1 | Top | Analog Single Ended | -42 | 1 | 59 | 125 | 400 | Active | |
SPG08P4HM4H-1 | Syntiant | 4 | 2 | 1.1 | Top | Digital PDM | -26 | 1 | 64 | 120 | NA | Active | |
SPK0838HT4H-B | Syntiant | 4 | 3 | 1 | Top | Digital PDM | -26 | 3 | 64 | 121 | NA | Not Recommended For New Designs | |
SPK1638LM4HB | Syntiant | 4 | 3 | 1 | Bottom | Digital PDM | -26 | 3 | 64.5 | 122 | NA | Not Recommended For New Designs | |
SPH11C3LR5H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Analog Differential | -38 | 1 | 68.5 | 132 | 120 | Active | |
SPH21C3LR5H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Analog Differential | -38 | 1 | 68.5 | 134 | 120 | Active | |
SPH21R9LM4H-1 | Syntiant | 3.4 | 2.65 | 0.99 | Bottom | Digital PDM | -26 | 1 | 65.5 | 132.5 | NA | Active | |
SPG01R8HT4H-1 | Syntiant | 4 | 2 | 1.1 | Top | Digital PDM | -26 | 1 | 67.5 | 120 | NA | Active | |
SPH8690LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 68 | 121 | NA | Active | |
SPK11R1LM4H-1 | Syntiant | 4 | 3 | 1.2 | Bottom | Digital PDM | -26 | 1 | 71.2 | 121 | NA | Active | |
SPS11R1LM4H | Syntiant | 3.25 | 2.25 | 0.8 | Bottom | Digital PDM | -37 | 1 | 64.8 | 132 | NA | Active | |
SPVA1A0LR5H-1 | Syntiant | 2.75 | 1.85 | 1.15 | Bottom | Analog Single Ended | -40 | 1 | 68 | 132 | 400 | Active | |
SPH01R9LM4H-1 | Syntiant | 3.4 | 2.65 | 0.98 | Bottom | Digital PDM | -37 | 1 | 65.5 | 132.5 | NA | Active | |
SPH51R3LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 66 | 121 | NA | Active | |
MM20-33769-000 | Knowles | 5.204 | 2.5 | 1.3 | Side firering | Analog Unity Gain | -36 | 3 | 67 | 120 | 5100 | Active | |
MM20-34978-000 | Knowles | 4.24 | 2.5 | 1.30 | Side firering | Analog Unity Gain | -35 | 3 | 68 | 119 | 5100 | Active | |
MM25-33663-000 | Knowles | 3.35 | 2.5 | 1.30 | Bottom | Analog Unity Gain | -58 | 3 | 69 | 120.5 | 3150 | Active | |
SPH6655LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -26 | 1 | 68 | 121 | NA | Preferred | |
SPH0141LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 62 | 120 | NA | Preferred | |
MM20-33639-B116 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -36 | 3 | 69 | 122 | 5100 | Preferred | |
MM20-33366-000 | Knowles | 3.35 | 2.5 | 1.30 | Bottom | Analog Unity Gain | -35 | 3 | 70.5 | 121 | 5100 | Preferred | |
SPH18C3LM4H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Analog Differential | -38 | 1 | 68.5 | 132 | 120 | Not Recommended For New Designs | |
SPH9855LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -37 | 1 | 66 | 132.5 | NA | Preferred | |
SPH1878LR5H-1 | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 1 | 66.5 | 134 | 380 | Preferred | |
SPV1142LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -38 | 1 | 62.5 | 124 | 300 | Active | |
SPW0690LM4H-1 | Syntiant | 3.1 | 2.5 | 0.85 | Bottom | Digital PDM | -41 | 1 | 66.5 | 135 | NA | Preferred | |
MQM-32325-B66 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -38.5 | 3 | 67.5 | 123 | 4450 | Not Recommended For New Designs | |
MQM-32325-000 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -38.5 | 3 | 67.5 | 123 | 4450 | Not Recommended For New Designs | |
MM15-33369-B116 | Knowles | 3.35 | 2.5 | 1.3 | Bottom | Analog Unity Gain | -36 | 3 | 67 | 122 | 5100 | Not Recommended For New Designs | |
MM20-33366-B116 | Knowles | 3.35 | 2.5 | 1.30 | Bottom | Analog Unity Gain | -35 | 3 | 70.5 | 121 | 5100 | Preferred | |
MM20-33639-000 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -36 | 3 | 69 | 122 | 5100 | Preferred | |
SPW0878LR5H-1 | Syntiant | 3.1 | 2.5 | 0.96 | Bottom | Analog Differential | -38 | 1 | 65 | 134 | 380 | EOL | |
SPV21A0LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -42 | 1 | 64.5 | 134 | 400 | Preferred | |
SPV0142LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -38 | 1 | 62.5 | 124 | 400 | Preferred | |
SPH0641LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 64 | 120 | NA | Not Recommended For New Designs | |
SPH0641LU4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 64.3 | 120 | NA | Preferred | |
SPH0644HM4H-1 | Syntiant | 3.5 | 2.65 | 0.85 | Top | Digital PDM | -36 | 1 | 58 | 131 | NA | Not Recommended For New Designs | |
SPH0655LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -37 | 1 | 66 | 132.5 | NA | Preferred | |
SPH0690LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -35 | 1 | 68.5 | 130 | NA | Active | |
SPK0641HT4H-1 | Syntiant | 4 | 3 | 1 | Top | Digital PDM | -26 | 1 | 64.5 | 120 | NA | Preferred | |
SPK0838HT4H-1 | Syntiant | 4 | 3 | 1 | Top | Digital PDM | -26 | 1 | 64.5 | 120 | NA | Active | |
SPM0687LR5H-1 | Syntiant | 4.72 | 3.76 | 1.25 | Bottom | Analog Differential | -35 | 1 | 70 | 130 | 600 | Not Recommended For New Designs |
Have you ever stared at a loudspeaker datasheet, scratching your head while trying to figure out what the actual Sound Pressure Level (SPL)…
Have you ever stared at a loudspeaker datasheet, scratching your head while trying to figure out what the actual Sound Pressure Level (SPL)…
Image | Name | Brand | Diameter / length [mm] | Width [mm] | Thickness [mm] | Port location | Output format | Sensitivity @ 1kHz [dBV re. 1V/Pa] or dBFs | Sensitivity Tolerance [± dB] | SNR [dB] | AOP [dB] | Impedance [Ohm] | Product status |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | MQM-32325-B118 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -38.5 | 3 | 67.5 | 123 | 4450 | Not Recommended For New Designs |
![]() | SPH1878LR5H-C | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 0.5 | 66.5 | 134 | 380 | Preferred |
![]() | SPH2878LR5H-1 | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 1 | 67 | 134 | 380 | Preferred |
![]() | SPH2878LR5H-C | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 0.5 | 67 | 134 | 380 | Preferred |
![]() | SPH6855LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -35 | 1 | 68 | 116 | NA | Preferred |
![]() | SPH8855LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -26 | 1 | 66 | 121 | NA | Preferred |
![]() | SPH9855LM4H-C | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -37 | 0.5 | 66 | 132.5 | NA | Preferred |
![]() | SPH18R1LM4H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Digital PDM | -37 | 1 | 68 | 128.5 | NA | Preferred |
SPH88R1LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -37 | 1 | 68 | 128 | NA | Active | |
SPV08A0LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -42 | 1 | 64.5 | 134 | 400 | Not Recommended For New Designs | |
SPM0192LR5H-1 | Syntiant | 4.72 | 3.76 | 1.15 | Bottom | Analog Differential | -34.7 | 1 | 69.5 | 130 | 330 | Active | |
SPV01R9LM4H-1 | Syntiant | 2.75 | 1.85 | 0.8 | Bottom | Digital PDM | -37 | 1 | 64.6 | 132 | NA | Active | |
SPK18R1LM4H-1 | Syntiant | 4 | 3 | 1.2 | Bottom | Digital PDM | -36 | 1 | 70.5 | 128 | NA | Active | |
SPH9241LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 64 | 120 | NA | Not Recommended For New Designs | |
SPV01C8LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -38 | 1 | 65 | 133 | 440 | Active | |
SPH8878LR5H-1 | Syntiant | 3.5 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 1 | 64.5 | 131.5 | 380 | Active | |
SPK0833LM4H-B | Syntiant | 4 | 3 | 1 | Bottom | Digital PDM | -26 | 3 | 63 | 122 | NA | Not Recommended For New Designs | |
SPC18P8LM4H-1 | Syntiant | 3.5 | 2 | 1 | Bottom | Digital PDM | -26 | 1 | 65 | 122 | NA | Active | |
SPK1638LM4H-1 | Syntiant | 4 | 3 | 1 | Bottom | Digital PDM | -26 | 1 | 64 | 121 | NA | Active | |
SPK01A0LR5H-1 | Syntiant | 4 | 3 | 1.2 | Bottom | Analog Single Ended | -38 | 1 | 71.8 | 130 | 300 | Preferred | |
SPV61A0LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -40 | 1 | 66 | 133 | 300 | Active | |
SPU01C4HR5H-1 | Syntiant | 3.76 | 2.95 | 1.1 | Top | Analog Single Ended | -42 | 1 | 62.5 | 128 | 300 | Active | |
SPU0410HR5H-1 | Syntiant | 3.76 | 2.95 | 1.1 | Top | Analog Single Ended | -42 | 1 | 59 | 125 | 400 | Active | |
SPG08P4HM4H-1 | Syntiant | 4 | 2 | 1.1 | Top | Digital PDM | -26 | 1 | 64 | 120 | NA | Active | |
SPK0838HT4H-B | Syntiant | 4 | 3 | 1 | Top | Digital PDM | -26 | 3 | 64 | 121 | NA | Not Recommended For New Designs | |
SPK1638LM4HB | Syntiant | 4 | 3 | 1 | Bottom | Digital PDM | -26 | 3 | 64.5 | 122 | NA | Not Recommended For New Designs | |
SPH11C3LR5H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Analog Differential | -38 | 1 | 68.5 | 132 | 120 | Active | |
SPH21C3LR5H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Analog Differential | -38 | 1 | 68.5 | 134 | 120 | Active | |
SPH21R9LM4H-1 | Syntiant | 3.4 | 2.65 | 0.99 | Bottom | Digital PDM | -26 | 1 | 65.5 | 132.5 | NA | Active | |
SPG01R8HT4H-1 | Syntiant | 4 | 2 | 1.1 | Top | Digital PDM | -26 | 1 | 67.5 | 120 | NA | Active | |
SPH8690LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 68 | 121 | NA | Active | |
SPK11R1LM4H-1 | Syntiant | 4 | 3 | 1.2 | Bottom | Digital PDM | -26 | 1 | 71.2 | 121 | NA | Active | |
SPS11R1LM4H | Syntiant | 3.25 | 2.25 | 0.8 | Bottom | Digital PDM | -37 | 1 | 64.8 | 132 | NA | Active | |
SPVA1A0LR5H-1 | Syntiant | 2.75 | 1.85 | 1.15 | Bottom | Analog Single Ended | -40 | 1 | 68 | 132 | 400 | Active | |
SPH01R9LM4H-1 | Syntiant | 3.4 | 2.65 | 0.98 | Bottom | Digital PDM | -37 | 1 | 65.5 | 132.5 | NA | Active | |
SPH51R3LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 66 | 121 | NA | Active | |
MM20-33769-000 | Knowles | 5.204 | 2.5 | 1.3 | Side firering | Analog Unity Gain | -36 | 3 | 67 | 120 | 5100 | Active | |
MM20-34978-000 | Knowles | 4.24 | 2.5 | 1.30 | Side firering | Analog Unity Gain | -35 | 3 | 68 | 119 | 5100 | Active | |
MM25-33663-000 | Knowles | 3.35 | 2.5 | 1.30 | Bottom | Analog Unity Gain | -58 | 3 | 69 | 120.5 | 3150 | Active | |
SPH6655LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -26 | 1 | 68 | 121 | NA | Preferred | |
SPH0141LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 62 | 120 | NA | Preferred | |
MM20-33639-B116 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -36 | 3 | 69 | 122 | 5100 | Preferred | |
MM20-33366-000 | Knowles | 3.35 | 2.5 | 1.30 | Bottom | Analog Unity Gain | -35 | 3 | 70.5 | 121 | 5100 | Preferred | |
SPH18C3LM4H-1 | Syntiant | 3.5 | 2.65 | 1 | Bottom | Analog Differential | -38 | 1 | 68.5 | 132 | 120 | Not Recommended For New Designs | |
SPH9855LM4H-1 | Syntiant | 3.50 | 2.65 | 0.98 | Bottom | Digital | -37 | 1 | 66 | 132.5 | NA | Preferred | |
SPH1878LR5H-1 | Syntiant | 3.50 | 2.65 | 1.26 | Bottom | Analog Differential | -38 | 1 | 66.5 | 134 | 380 | Preferred | |
SPV1142LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -38 | 1 | 62.5 | 124 | 300 | Active | |
SPW0690LM4H-1 | Syntiant | 3.1 | 2.5 | 0.85 | Bottom | Digital PDM | -41 | 1 | 66.5 | 135 | NA | Preferred | |
MQM-32325-B66 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -38.5 | 3 | 67.5 | 123 | 4450 | Not Recommended For New Designs | |
MQM-32325-000 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -38.5 | 3 | 67.5 | 123 | 4450 | Not Recommended For New Designs | |
MM15-33369-B116 | Knowles | 3.35 | 2.5 | 1.3 | Bottom | Analog Unity Gain | -36 | 3 | 67 | 122 | 5100 | Not Recommended For New Designs | |
MM20-33366-B116 | Knowles | 3.35 | 2.5 | 1.30 | Bottom | Analog Unity Gain | -35 | 3 | 70.5 | 121 | 5100 | Preferred | |
MM20-33639-000 | Knowles | 3.35 | 2.5 | 0.96 | Bottom | Analog Unity Gain | -36 | 3 | 69 | 122 | 5100 | Preferred | |
SPW0878LR5H-1 | Syntiant | 3.1 | 2.5 | 0.96 | Bottom | Analog Differential | -38 | 1 | 65 | 134 | 380 | EOL | |
SPV21A0LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -42 | 1 | 64.5 | 134 | 400 | Preferred | |
SPV0142LR5H-1 | Syntiant | 2.75 | 1.85 | 0.9 | Bottom | Analog Single Ended | -38 | 1 | 62.5 | 124 | 400 | Preferred | |
SPH0641LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 64 | 120 | NA | Not Recommended For New Designs | |
SPH0641LU4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -26 | 1 | 64.3 | 120 | NA | Preferred | |
SPH0644HM4H-1 | Syntiant | 3.5 | 2.65 | 0.85 | Top | Digital PDM | -36 | 1 | 58 | 131 | NA | Not Recommended For New Designs | |
SPH0655LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -37 | 1 | 66 | 132.5 | NA | Preferred | |
SPH0690LM4H-1 | Syntiant | 3.5 | 2.65 | 0.98 | Bottom | Digital PDM | -35 | 1 | 68.5 | 130 | NA | Active | |
SPK0641HT4H-1 | Syntiant | 4 | 3 | 1 | Top | Digital PDM | -26 | 1 | 64.5 | 120 | NA | Preferred | |
SPK0838HT4H-1 | Syntiant | 4 | 3 | 1 | Top | Digital PDM | -26 | 1 | 64.5 | 120 | NA | Active | |
SPM0687LR5H-1 | Syntiant | 4.72 | 3.76 | 1.25 | Bottom | Analog Differential | -35 | 1 | 70 | 130 | 600 | Not Recommended For New Designs |