KNOWLES

KNOWLES - Balanced Armature Receivers

Microphone Serie Picture Dimensions (mm) Type Range Features
FK 5.00 x 2.73 x 1.93 Single Full Smallest standard ITC receiver
DFK 5.00 x 2.73 x 3.86 Dual Full For increased SPL and reduced vibration output
WBFK 5.00 x 2.73 x 1.93 Single Tweeter Wideband FKFK modified for enhanced high frequency output
TWFK 5.00 x 2.73 x 3.86 Dual Full Flat, high bandwidth response for best environmental sound pass-through
SWFK 5.00 x 2.73 x 3.86 Dual Tweeter Super-tweeter composed of two WBFK
DWFK 5.00 x 2.73 x 3.86 Dual Full More bass-oriented than TWFK Excellent High Freq. EnhancedHigh Efficiency (SPL/Size)
FH 5.09 x 2.80 x 2.59 Single Standard ITC receiver
RAF 5.15 x 2,96 x 2.58 Single Full For high volume production RAB performance, with bottom terminals Available vented and not vented
RAB 5.15 x 2.96 x 2.58 Single Full Small size suitable for RIC applications Value option for full range response
HC 5.16 x 3.51 x 3.00 Single High output voice optimized version Small size suitable for RIC applications
Best low frequency output for size
WBHC 5.16 x 3.51 x 3.00 Single Wideband HC HC modified for enhanced high frequency output
EH 5.19 x 3.55 x 3.00 Single Standard ITE receiver EH is 2/3 around the size of ED speakers
ES 5.18 x 3.54 x 3.04 Single EH size receiver with integrated Class D power amplifier
ED 6.32 x 4.31 x 2.97 Single Full Best value when higher output neededAvailable vented and popular series for earphone designs
FED 6.32 x 4.31 x 2.47 Single ED receiver with Ferrofluid™ damping
EP 6.32 x 4.29 x 2.99 Single ED size receiver with integrated Class D power amplifier
GQ 6.30 x 4.29 x 4.92 2-way Full Small Woofer / Tweeter Combination Balanced Sound Profile
SR Ø6.40 x 4.0 Single Full Lowest cost option Optimized Performance for Entry-Level
EC 7.57 x 4.31 x 3.67 Single Standard ITE receiver with rounded front corners
TEC 7.87 x 4.09 x 2.79 Single Full High output / size ratioLow end headroom for noise cancellation
DTEC 7.87 x 4.09 x 5.59 Dual Woofer Dual TEC receiver package forincreased SPL and reduced vibration output
HODVTEC 7.87 x 4.09 x 5.59 Dual Woofer High output dual vented TEC receiverLow vibration for high output
Low end headroom for noise cancellation
BK 7.87 x 5.59 x 4.01 Single Full Standard BTE/ITE receiverPopular "value" series for earphone designs
GU 7.87 x 5.59 x 5.94 2-way Full Small driver with excellent bass headroom clear and precise midrange and treble
GV 7.87 x 5.59 x 6.78 4-way Full With rich bass, premium bandwidth, custom tuning available
HE 9.46 x 7.18 x 7.03 2-way Full High Output SPL Woofer / Tweeter CombinationWide bandwidth
GK 9.46 x 7.18 x 6.81 3-way Full Ultra-wide bandHighest Output SPL
CI 9.47 x 7.18 x 4.10 Single Woofer Standard BTE/ITE receiverMost powerful standard receiver
CM Ø16.64 x 8.38 Single 23 Non-contact headset receiverResists electro-static discharge to commercial aviation standards
MR Ø22.12 x 9.3 Single Waterproof/submersible receiverFor use in handsets intended for use directly against the ear
CB 25.15 x 25.15 x 9.65 Single Receiver / microphone for radio handset applicationAvailable in a waterproof version