One of Listen's most sophisticated receivers, the Listen Tech LR-500 Portable Programmable Display RF Receiver offers the signature Look&Listen LCD Display that shows programming status, channel, lock, battery level, and RF signal strength. Channel selector buttons are easily accessible on the front of the unit. It has channel SEEK capability and is compatible with mono or stereo headsets. It takes AA batteries (alkaline or NiMH rechargeable). SmartCharge capabilities prevent overcharging. It's easy to use, easy to program.
This product is approved by the FCC for use in the US. Please note that they cannot be used in all countries. Check with your local government or specific regulation with regard to broadcast frequency in your specific country. Note: FCC rules limit the use of this product to assistive listening.
| RF Frequency Range | 72.025 - 75.950 MHz |
|---|---|
| Number of Channels | 57 (17 wide, 40 narrow) |
| Sensitivity | .6uV typical, 1 uV maximum for 12dB SINAD |
| Frequency Accuracy | ± .005% stability 32 to 122° F (0 to 50° C) |
| Antenna | Uses earphone cable |
| Antenna Connector | 3.5 mm connector |
| System Frequency Response | 63Hz - 15kHz (±3dB) |
| System Signal to Noise Ratio(A-weighted) | SQ enabled: 80dB; SQ disabled 60d |
| System Distortion | |
| Output | 3.5 mm connectors, unbalanced, 0dBu nominal output level,16mW maximum, impedance 32 Ohms |
| Set Up Controls | Programmable channel selection (see below), alkaline/NiMH batteriesand squelch, SQ enable/disable |
| User Controls | Volume, channel UP/DOWN, SEEK. All controls except volume are electronicallylockable |
| LCD Display | Indicates channel,RF signal strength,lock status, squelch,battey power level and channel programming |
| Battery Type | Two AA batteries, alkaline or NiMH |
| Battery Life (Listen batteries) | 30 hours alkaline (LA-361), 15 hours NiMH rechargeable (LA-362) |
| Power Supply Connector | 2.3 mm OD by 0.7 mm ID, barrel type connector. 7.5VDC, center positive |
| Temperature - Operation | 14 to 104° F (10 to 40° C) |
| Temperature - Storage | -4 to 122° F (-20 to 50° C) |
| Humidity | 0 to 95% relative humidity, non-condensing |
| Dimensions (H x W x D) | 5.0" (127 mm) x 3.0" (76 mm) x 1.0" (25 mm) |
| Unit Weight | 0.24 lbs (0.109 kg) |
| Shipping Weight | 1.0 lbs (453.6 kg) |
Usually arrives in 5-9 business days.
Usually arrives in 5-9 business days.
