User manual for Listen Technologies Portable Display RF Receiver LR-400-216
- Manufacturer: Listen Technologies
- Basic description and contents of package
- Product classification: A/V Presentation - Assistive Listening - Components & Accessories
- Safety instructions
- Startup and operation of the components & accessories
- Tips for setting up your Listen Technologies
- Settings and expert assistance
- Contact Listen Technologies service
- Warranty information
- Price: 149 USD
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User manual for the Listen Technologies Portable Display RF Receiver LR-400-216
The user manual for the Listen Technologies Portable Display RF Receiver LR-400-216 provides
necessary instructions for the proper use of the product A/V Presentation - Assistive Listening - Components & Accessories.
The Portable Display RF Receiver from Listen Technologies is a 216 MHz receiver. It can receive up to 57 channels and has a digital display (LCD) to monitor channel selection, battery level, and signal strength. An LED on top of the receiver indicates if the unit is on, when batteries are low, or if the unit is locked on a channel. It has channel SEEK capability and is compatible with mono or stereo earphones.
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Additional parameters of the Listen Technologies Portable Display RF Receiver LR-400-216:
| RF Frequency Range || 216.0125 to 216.9875 MHz |
| Number of Channels || 19 wide band, 38 narrow band |
| Sensitivity || 0.6 uV typical, 1 uV maximum for 12 dB SINAD |
| Frequency Accuracy || ± .005% stability +32 to 122°F (0 to 50°C) |
| Antenna Type || Uses earphone cable |
| Squelch || Programmable in 20 steps, automatic on loss of RF signal |
| Frequency Response || System: 50 to 10 kHz (±3 dB) |
| Signal to Noise Ratio || System, A-Weighted: SQ enabled 80 dB, SQ disabled 50 dB |
| System Distortion || <2% total harmonic distortion (THD) at 80% deviation |
| Audio Output Jack || 3.5 mm connectors, unbalanced, 0 dBu nominal output level, 16 mW maximum, impedance 32 ohm |
| User Controls || Channel UP/DOWN, SEEK (all controls except volume are lockable) |
| Programming || Channel lock, squelch |
| LEDs || Red, illuminated when unit is on, flashes when batteries are low or to indicate charging, flashes when locked and SEEK is pushed |
| LCD || Channel designation,battery level, battery charging, RF signal strength and channel lock |
| Battery Type || 2 x AA batteries, alkaline or NiMH |
| Battery Life || 30 hours alkaline, 15 hours NiMH rechargeable |
| Battery Charging Time || Fully automatic, 13 hours |
| Power Supply || I/P 120 VAC, O/P 7.5 VDC 250 mA, drop in contact points for use with charging cases |
| Power Supply Connector || 0.09 OD by 0.02" ID (2.3 OD by 0.7 mm ID}, barrel type connector 7.5 VDC, center positive <250 mA, drop in contact points for use with Listen charging cases |
| Battery || 12 VDC, connected via terminal block |
| Battery Charging || Trickle charge of optional 12 VDC battery through terminal block connection |
| Compliance || RoHS, WEEE, UL, PSE, CE, CUL, TUV, CB |
| Operation Temperature || 14 to 104°F (-10 to 40°C) |
| Storage Temperature || -4 to 122°F (-20 to 50°C) |
| Humidity (Non-Condensing) || 0 to 95% relative humidity |
| Color || Dark gray with white silk screening |
| Doors || Manually lockable, SEEK/channel select behind the door |
| Dimensions || 4.25 x 2.75 x 1.5" (10.8 x 7 x 3.8 cm) |
| Weight || Unit with Batteries: 5.8 oz (164 g) |
| Package Weight || 0.45 lb |
| Box Dimensions (LxWxH) || 6.0 x 4.5 x 2.1" |
The user manual for the Listen Technologies Portable Display RF Receiver LR-400-216 can be downloaded in .pdf
format if it did not come with your new components & accessories, although the seller is
required to supply one. It is also quite common that customers throw out
the user manual with the box, or put the CD away somewhere and then can’t find it.
That’s why we and other Listen Technologies users keep a unique electronic library
for Listen Technologies components & accessoriess,
where you can use our link to download the user manual for the Listen Technologies Portable Display RF Receiver LR-400-216.
The user manual lists all of the functions of the Listen Technologies Portable Display RF Receiver LR-400-216,
all the basic and advanced features and tells you how to use the components & accessories.
The manual also provides troubleshooting for common problems. Even greater
detail is provided by the service manual, which is not typically shipped with the product,
but which can often be downloaded from Listen Technologies service.
If you want to help expand our database, you can upload a link to this website
to download a user manual or service manual, ideally in .pdf format. These pages
are created by you – users of the Listen Technologies Portable Display RF Receiver LR-400-216. User manuals are also
available on the Listen Technologies website under A/V Presentation - Assistive Listening - Components & Accessories.
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