LE Series
R176 Receiver Connections and Indicators
Front Panel
Front Panel Indicators
Modulation: Inidcates the modluation level of the output from the associated transmitter
0 dB: Flickers when the transmitter gain approaches 0 dB
-20 dB: Flickers when the transmitter gain approaches -20 dB. Glows continuously when the output from
the transmitter is above -20 dB.
Power:
Glows red when power is applied to the receiver
Code:
Glows green to indicate the DCS
TM
has been received and accepted
Rear Panel Connections and Controls
Rear Panel
Antenna
DB9 Output Connector
Audio Output
50 Ohm BNC
Level Control
Antenna: 50 Ohm BNC
DB9: Connects receiver to audio recording device
Pin 1:
Ground
Pin 6: Ground
Pin 2:
+12 VDC
Pin 7: N/C
Pin 3:
Ground
Pin 8: N/C
Pin 4:
Logic Out
Pin 9: N/C
Pin 5:
Audio Out
Audio Output Level Control: sets the audio level output from the receiver.
Specifications
Logic Output:
+5 VDC when valid code is received, otherwise 0 VDC (10k Ohm load)
Max Current:
103 mA, All LEDs on
RF Sensitivity:
-109 dBm for 20 dB SINAD
Max Audio Out:
1 V RMS no load; 0.7 V RMS 1 k Ohm load
LECTROSONICS, INC.
