Williams AV FM R37 Receiver with EAR 022

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Product details

Management number	204414902	Release Date	2025/10/17	List Price	$83.48	Model Number	204414902
Category	Business AV Accessories

Williams AV FM R37 Receiver with EAR 022

The R37 FM Receiver with an EAR 022 earphone features seek-button channel selection with access to 17 pre-set, wideband frequencies on reserved for hearing assistance by the ADA. The receiver is compatible with all Williams Sound 72-76 MHz wide-band transmitters.

The R37’s audio is digitally synthesized for exceptional audio clarity and stability. Versatile 3.5mm stereo/mono jack allows for a variety of earphone/headphone options, and is neckloop/telecoil-equipped hearing aid compatible. The FM R37 offers sleep mode, low-battery indicator and stereo headphone jack.

System Includes
(1) PPA R37N Receiver
(1) EAR 022 Surround Earphone
(1) BAT 001-2 AA Alkaline Battery

Technical Specifications

Dimensions
4.1” x 2.85” x 1.38” (104 x 72 x 35mm)
Weight
4.6oz (130g) with batteries. 2.6oz (73g) without batteries
Color
Black
Battery Type
(2) AA Alkaline or 2 x AA NiMH
Battery Life
Two (2) AA non-rechargeable alkaline batteries (BAT 001), approx. 50 hrs
(2) AA rechargeable NiMH batteries (BAT 026), 1500 mAh, approx. 32 hrs
Current Consumption
52mA nominal
Temperature Range
- 0 to 50C
Channels
17, accessed via seek button in battery compartment
Operating Freq.
72.1, 72.2, 72.3, 72.4, 72.5, 72.6, 72.7, 72.8, 72.9, 74.7, 75.3, 75.4, 75.5, 75.6, 75.7, 75.8, 75.9 MHz*
Intermediate Freq.
75 kHz
FM Deviation
75 kHz
De-Emphasis
75 uS
LED Indicator
Power: Green; Low Battery: Flashes Green
AFC Range
+/- 120 kHz
Sensitivity
2 uV at 12 dB Sinad with squelch defeated
Input Overload
100 mV
Frequency Response
200 - 15 kHz
Modulation
FM, +/- 75 kHz peak deviation
Signal-to-Noise Ratio
65 dB min @ 100 uV
Receive Antenna
Integral with earphone/headphone cord
Audio Output
35 mW max, peak into 16 ohms
Output Connector
3.5 mm stereo/mono phone jack
Earphone
Earbud-type with foam cushion, 3.5 mm plug, 32 OHM
Auto Shut-off
Enters sleep mode after approx 6 mins of no RF signal
Approvals
FCC, Industry Canada, RoHS, WEEE
Warranty
Lifetime PLUS Limited Warranty, 90 Days on most accessories.