Listen Technologies LR-400 User Manual

Page 6

LR-400 Page 6

Listen Technologies Corporation • 14912 Heritagecrest Way • Bluffdale • Utah 84065-4818 U.S.A.

+1.801.233.8992 • +1.800.330.0891

North America

• +1.801.233.8995

Fax

Indicators

LED

Red, illuminated when unit is on. Flashes when batteries are low, or

charging. Flashes when locked and SEEK is pushed.

LCD Display

Channel Designation, lock status, signal strength indication, battery life

Power

Battery Type

Type: 2 AA batteries, Alkaline or NiMH

Battery Life (Listen Batteries)

20 hours alkaline (LA-361), 10 hours NiMH rechargeable (LA-362)

Battery Charging (NiMH only)

Fully automatic, 13 hours maximum

Power Supply (LA-208)

7.5VDC, center positive 300mA. Drop in contact points for use with

charging cases. Power supply not included (LA-208).

Power Supply Connector

2.3 mm OD by .7 mm ID, barrel type

Power Supply Compliance

RoHS, WEEE, UL, PSE, CE, CUL, TUV, CB compliant

Physical

Dimensions (H x W x D)

5.0 x 3.0 x 1.0 in (13.0 x 7.6 x 2.5 cm)

Color

Dark Grey with white silk screening

Unit Weight

3.9 oz. (111 g)

Unit Weight with batteries

5.8 oz.. (164 g)

Shipping Weight

1.0 lbs. (0.45 kg)

Door

Manually lockable. Up, down, and power buttons through door. Other

controls behind door (see controls)

Environmental

Temperature - Operation

14ЭЭ)-10Э - 40Э&

Temperature - Storage

-4ЭЭ)-20Э - 50Э&

Humidity

0 to 95% Relative Humidity, non condensing

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LR-400-863

RF Frequency Range

863.050 - 864.950 MHz

Number of Channels

17 Wideband

Sensitivity

.6uV typical, 1 uV maximum for 12 dB sinad

Frequency Accuracy

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Antenna

Integrated External Antenna

Squelch

Programmable in 20 step, automatic on loss of RF signal

Compliance

CE, ETSI, RoHS

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Audio

System Frequency Response

50Hz - 15kHz (+/-3db)

System Signal to Noise Ratio

70db (A-Weighted)

System Distortion

<2% total harmonic distortion (THD) at 80% deviation

Output

3.5 mm connector, unbalanced, 0dBu nominal output level, 16 mW

maximum, impedance 32 Ohms

Controls

User Controls

Channel up/down, SEEK, volume

Set up Controls

(battery compartment)

NiMH/Alkaline battery switch

Programming

Channel Lock, DX/Local, squelch

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