Listen Technologies LR-100 user manual Table of Contents, Specifications

R

LR-100 Stationary Receiver / Power Amplifier

www.ListenTech.com

Table of Contents

Architectural Specifications	page	2
Specifications	page	3
Front and Rear Panel Descriptions	page	4
System Block Diagram	page	6
Important Things to Note Before Starting	page	7
Installation	page	9
Setup	page 15
Resetting After an Overload Condition	page 19
Troubleshooting	page 20
Channel Selection Guide	page 22
FCC Statement	page 23
Warranty	page 24

Specifications

RF Frequency Range	72 MHz: 72.025 - 75.950 MHz
	216 MHz: 216.0250 MHz - 216.975 MHz
Number of Channels	57
Sensitivity	.6 uV typical, 1 uV maximum for 12dB SINAD
Signal to Noise Ratio*	80dB with SQ enabled, 60dB (72 MHz), 50dB (216 MHz)
	with SQ disabled
Frequency Response*	50 to 15 kHz +/-3dB (10 kHz at 216 MHz)
Distortion*	<2% at 80% deviation
Auxiliary Input to Audio
Output / Speaker	25 Hz to 20 kHz +/-3dB, <.2% distortion, >80dB SNR
Balanced Output	Male XLR, 0dBu nominal
Unbalanced Output	Phono (2), -10dBu nominal
Balanced Auxiliary Input	Female XLR-1/4” combo connector, adjustable input level,
	0dBu nominal
Unbalanced Auxiliary Input	Phono (2), adjustable input level, -10dBu nominal
Power Amplification	44 Watt peak (31 Watt RMS), 4 ohms
Remote Channel Select	Detachable terminal block connector. Momentary closure to
	ground for UP, DOWN and MUTE functions. Mute function is
	indicated on front panel
Squelch	Adjustable with front panel control; LED indicator
Programming	Front panel can be locked by holding down the SEEK button
	for five seconds; receive channels can be programmed so
	user can only access certain channels
Antenna	Standard BNC, flexible helical, included. 9 in (23 cm) for
	72 MHz; 5.5 in (14 cm) for 216 MHz. Optional remote antennas
	available (see antenna selection guide)
Physical	8.0 in (20.3 cm) W x 8.0 in (20.3 cm) D x 1.75 in (4.45 cm) H
Power Supply	Provided (Listen part number LA-201, same as LT-800 power
	supply). Input: 120 VAC, 60 Hz, 19 Watts (maximum coninuous);
	Output: 18 VAC, 1000 mA. Connector: .02 in (5.0 mm) OD,
	.01 in (2.5 mm) ID, barrel type
Optional External Battery	12 VDC

*Wireless Transmission System Specifications: End-to-end.
LISTEN TECHNOLOGIES CORPORATION 8535 South 700 West, Suite A Sandy, Utah 84070-2515 USA	3
Phone: +1.801.233.8992 U.S.A. Toll Free: 1.800.330.0891 Fax: +1.801.233.8995 www.ListenTech.com