Williams Sound FM R37
R37 FM Receiver with EAR 022

Description

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.

Specifications

• 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 µS
• LED Indicator: Power: Green
• Low Battery: Flashes Green
• AFC Range: ± 120 kHz
• Sensitivity: 2 µV 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 Ohms
• 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.

Downloads

• Williams Sound FM R37 Specifications (PDF)

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