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Portable Display RF Receiver (72 MHz)
Series: FM
Model: LR-400-072
- Superior Audio Quality – 80 dB signal-to-noise ratio (SNR), setting the industry’s sound quality standard
- A choice between 57 channels and many accessory options make Listen products ideal for a wide range of applications
- 100 % Digital – Listen receivers are digitally-tuned so transmission won’t drift; when you select a channel, it stays on that channel
- Uses standard alkaline or nickel-metal hydride (NiMH) batteries.
- Built in SmartCharge™ won’t allow batteries to overcharge. Charging circuitry is conveniently built into Listen’s receivers
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The LR-400 Portable Display FM Receiver is a lower cost digital display receiver. It has exceptional audio quality as Listen's full-featured receivers and the same convenient recharging options. The LR-400 can receive up to 17 wide band channels along with 40 narrow bands (72 MHz). The LR-400 has a digital display (LCD) to monitor channel selection, battery level, and signal strength. An LED on top signifies if the unit is on, flashes when batteries are low or locked on a channel if it blinks while pushing SEEK.
- Superior Audio Quality – 80 dB signal-to-noise ratio (SNR), setting the industry’s sound quality standard
- A choice between 57 channels and many accessory options make Listen products ideal for a wide range of applications
- 100 % Digital – Listen receivers are digitally-tuned so transmission won’t drift; when you select a channel, it stays on that channel
- Uses standard alkaline or nickel-metal hydride (NiMH) batteries.
- Built in SmartCharge™ won’t allow batteries to overcharge. Charging circuitry is conveniently built into Listen’s receivers
- Transformer charging plug or for the ultimate in convenience drop in charging contacts
- Limited Lifetime Warranty with hassle-free support
- Wireless Receiver Transmission - FM
- Wireless - Yes
- Spec Sheet available - Yes
- RF Frequency Range 72MHz: 72.025 - 75.975 MHz
- Number of Channels: 57 channels 17 wide band, 40 narrow band
- Frequency Response: .6 uV typical, 1 uV maximum for 12dB SINAD
- Frequency Accuracy: ± .005 % stability 0-50 degrees C (32-122 degrees F)
- Antenna: Uses earphone cable
- Squelch: Programmable in 20 steps; automatic on loss of RF signal
- Compliance: FCC Part 15, Part 90, Industry Canada, RoHS
- Frequency Response: 50 - 15,000 Hz - kHz ±3dB. All system specifications are end-to-end.
- System Signal to Noise Ratio: 80 dB SQ enabled, A-weighted. SQ disabled: 60dB in 72MHz and 50dB in 216MHz. All system specifications are end-to-end .
- System Distortion: <2 % Total harmonic distortion (THD) at 80% deviation. All system specifications are end-to-end
- Outputs: 3.5 mm connectors, unbalanced, 0dBu nominal output level, 16 mW maximum, impedance 32 Ohm
- Set Up Controls (battery compartment): Alkaline/NiMH batteries, SQ enable/disable
- User Controls: Channel up/down, SEEK, volume
- Programming: Channel lock, squelch
- LCD Display: Channel, lock status, signal strength indication, battery life
- LED: Red, illuminated when unit is on. Flashes when batteries are low, to indicate charging or when the unit is locked and SEEK is pushed
- Battery Type: Two (2) AA batteries: alkaline or NiMH
- Battery Life (Listen batteries): 30 hours alkaline (LA-361), 15 hours NiMH rechargeable (LA-362)
- Battery Charging (NiMH only): 13 hours Fully automatic
- Power Supply: I/P 120 VAC; O/P 7.5 VDC 250 mA Drop in contact points for use with charging cases Power supply not included (LA-202).
- Power supply connector: 2.3 mm OD by 0.7mm ID, barrel type connector 7.5 VDC, center positive <250mA. Drop in contact p
- Power Supply Compliance: RoHS, WEEE, UL, PSE, CE, CUL, TUV, CB compliant
- Dimensions H x W x D: 4.25 x 2.75 x 1.50 (10.8 x 7.0 x 3.8) in. (cm)
- Unit Weight: 3.9 (111) oz (g)
- Unit Weight with batteries: 5.8 (164) oz (g)
- Shipping Weight: 6.1 (173) oz (g)
- Door: Manually lockable. SEEK/Channel Select behind door.
- Temperature - Operation: -10 to 40 (14 to 104) degrees C ( degrees F)
- Temperature - Storage: -20 to 50 (-4 to 122) degrees C ( degrees F)
- Humidity: 0 to 95 % relative humidity, non-condensing
- Depth: 1.50 in
- Height: 4.25 in
- Width: 2.75 in
- Minimum Frequency Response (Bandwidth): 50 Hz
- Maximum Frequency Response (Bandwidth): 15 kHz
LA-161
- Single Ear Bud
LA-163
- Replacement Cushions for Ear Buds (20)
LA-164
- Ear Speaker
LA-165
- Stereo Headphones
LA-167
- Replacement Cushions for Stereo Headphones (10)
LA-304
- Assistive Listening Notification Signage Kit
LA-306
- Soft Case
LA-311-01
- 16-Unit Portable RF Product Charging/Carrying Case
LA-313
- 16-Unit Portable RF Product Carrying Case
LA-317-01
- 4-Unit Portable RF Product Charging/Carrying Case
LA-318
- 4-Unit Portable RF Product Carrying Case
LA-319
- Protective Pouch for Portable RF Products
LA-320
- Configurable Carrying Case
LA-321-01
- 8-Unit Portable RF Product Charging/Carrying Case
LA-322
- 8-Unit Portable RF Product Carrying Case
LA-361
- High Capacity AA Alkaline Batteries (2)
LA-362
- Rechargeable AA NiMH Batteries (2)
LR-200-072
- Standard 3-Channel RF Receiver (72 MHz)
LT-700-072
- Portable Display RF Transmitter (72 MHz)
LT-700-072KR
- Portable Display RF Transmitter, 72MHz South Korea
LT-800-072-01
- Stationary RF Transmitter (72 MHz)
LR-400 Portable Display FM Receiver Data Sheet
415 kb
- Data Sheet
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ESA Communications Ltd.
#27 – 2861 Sherwood Heights Dr.
Oakville, ON L6J 7K1
Canada
(905) 216-0500
www.esacommunications.com
Contact in regards to this product:
Listen Technologies Corp.
Model: LR-400-072
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