Manufacturer's website

The FM R38N is a multi-channel FM receiver with a high-resolution OLED screen.  Offers a quick view of receiver status and immediate entry to all user settings. On-screen channel selection with easy access to 17 pre-set, wide-band frequencies (72-76 MHz). Compatible with all Williams Sound 72-76 MHz wide-band transmitters. Digitally synthesized for exceptional audio clarity and stability. Digital tuning, digital squelch and battery saving sleep mode. New stereo jack paired with the mono jack adds compatibility with a variety of earphones/headphones. Rechargeable.

System Includes
(1) PPA R38N Receiver
(1) EAR 022 Surround Earphone
(1) BAT 001-2 AA Alkaline Battery

Rugged built for long-lasting performance

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/Silver.  Black ABS Plastic case with Aluminum faceplate.
 

Battery Type:
 
  (2) AA Alkaline or (2) AA NiMH Rechargeable
 

Battery Life:
 
  (2) AA non-rechargeable alkaline batteries (BAT 001-2), approx. 50 hrs.
 

  (2) AA rechargeable NiMH batteries (BAT 026-2), 1500mAh, approx. 32 hrs.
 

Current Consumption:
 
  52mA nominal
 

Operating Temp. Range:
 
  32* - 122*F  (0* to 50*C)
 

Channels:
 
  17 Wideband, accessed via menu
 

Operating Frequencies:
 
  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*
 

FM Deviation:
 
  75 kHz
 

De-Emphasis:
 
  75 µS
 

Display Screen:
 
  1" OLED
 

Power Indication:
 
  Power button, backlit green.

  Good battery strength - glows solid.  Low battery - flashes.
 

Sensitivity:
 
  2 µV at 12 dB Sinad with squelch defeated
 

Input Overload:
 
  100 mV
 

Frequency Response:
 
  200 Hz - 15 kHz, +/- 3dB
 

Modulation:
 
  FM, +/- 75 kHz peak deviation
 

Signal-to-Noise Ratio:
 
  Minimum 65 dB @ 1.0V
 

Receive Antenna:
 
  Integral with earphone/headphone cord
 

Audio Output:
 
  35 mW max at 16 Ohms 

Headphone Connector:
 
  3.5 mm stereo jack, mono output for stereo or mono earphones/headphones
 

Supplied Earphone:
 
  Stereo,earbud-type with foam cushion, 3.5 mm plug, 32 Ohms 

Power Save Mode:
 
  Enters sleep mode after approximately 3 minutes of no RF signal
 

Approvals:
 
  FCC, Industry Canada, RoHS, WEEE
 

Warranty:
 
  Lifetime PLUS Limited Warranty, 90 Days on most accessories.