MODULES HEADSET LISTEN LEVEL MODULE CONNECTORS SWITCHES NOTES FOR USE
U3800
JACKS
Connector for power cord (C3820) system on/off
MASTER STATION 2 connectors for C38-XX jumper cords
18745G-01 2
U3801 1 headset 1 connector for C38-XX jumper cord
HEADSET INTERCOM STATION volume control
18746G-01 1
U3802 1 headset 3 connectors for C38-XX jumper cords
HEADSET INTERCOM STATION volume control
18776G-01 1
U3803 Pass through
JUNCTION MODULE 4 connectors for C38-XX jumper cords
18843G-01
U3805 RADIO CORD 1 connector for radio input (C3821) • 1 connector for primary input from Series 3800
JUNCTION MODULE radio interface module • 3 connectors for secondary input from Series 3800
40135G-01 radio interface modules or C3019 Utility Radio Adapter (slight modification required)
U3806 DUAL HEADSET 2 individual 3 connectors for C38-XX jumper cords
INTERCOM STATION headset volume
40578G-01 2 controls
U3810 RADIO INTERFACE 1 connector for radio input (C3821) 1 radio PTT
MODULE/PTT 1 connector for C38-XX jumper cord
18884G-01 2 connectors for optional remote PTT
U3811 RADIO INTERFACE 1 headset 1 connector for radio input (C3821) 1 radio PTT
MODULE volume 1 connector for C38-XX jumper cord
18932G-01 1 control
U3812 DUAL RADIO 1 connector for C38-XX jumper cord 2 radio PTT
INTERFACE MODULE 2 connectors for input to each radio (C3821) 1 primary
18938G-01 2 connectors for optional remote PTT override
U3814 MULTI RADIO 1 radio volume 2 connectors for C38-XX jumper cords • 4 connectors for input to each radio (C3821) 1 radio PTT
INTERFACE MODULE 1 headset volume 1 connector for optional belt station, footswitch or other remote PTT 1 radio selector
40324G-01 1 control 1 connector for speaker cut-out option switch
U3815 1 headset 2 connectors for C38-XX jumper cords 1 radio PTT
RADIO INTERFACE MODULE volume 1 connector for radio input (C3821)
40136G-01 1 control 1 connector for optional 40071G-04 footswitch or remote PTT
U3815A 1 headset 2 connectors for C38-XX jumper cords 1 radio PTT
RADIO INTERFACE MODULE volume 1 connector for radio input (C3821)
40136G-02 1 control 1 connector for optional C3023 belt station or 40071G-04 belt station or remote PTT
U3816 DUAL RADIO 2 radio volume 2 connectors for C38-XX jumper cords • 2 connectors for radio input (C3821) 2 radio PTT
INTERFACE HEADSET STATION 1 headset volume 2 connectors for optional C3023 belt station or
40535G-01 1 control 40071G-04 footswitch or remote PTT (1 for each radio)
U3813 1 headset 2 connectors for C38-XX jumper cords 1 radio PTT
RADIO INTERFACE MODULE volume 1 connector for radio input (C3821)
40108G-01 1 control 1 connector for optional 40071G-04 footswitch, or other remote PTT
U3817 1 headset 3 connectors for C38-XX jumper cords
HEADSET INTERCOM STATION volume
40317G-01 1 control
*
Consult factory before using in system.
**
Only headset plugged into headset station will be heard
over radio when PTT is engaged.
8
System master
volume control, 2
individual headset
volume controls
SERIES 3800 VEHICLE INTERCOM SYSTEM PRODUCT MATRIX
For applications where PTT brings all intercom communications
over radio. Usually utilized in small (2-3 person) systems.
*
For systems requiring interface to 2 radios. Select override
feature allows one radio’s receive audio to override the 2nd
radio’s receive audio.
*
Same as U3811 but provides additional connector for daisy-
chaining to additional headset stations. Also allows use of
40071G-04 footswitch.
**
Use U3814 for location requiring transmit function for up to 4
radios.
**
Same as U3815 but allows use of C3023 PTT belt station.
For locations requiring user’s mobility; C3023 belt station has
15’ coil cord and radio PTT.
**
Standard choice for system interface to 2 radios. Only head-
set plugged into headset station will be heard over radio
when PTT is engaged.
Compatible with headsets used for certain portable radios.
Low impedance. (Use with 7000 Series headsets only).
**
See note on page four.
One each required for system. Place where radio transmit
function is not required. Will accommodate two headsets.
Intercom position only. Use at end of intercom chain. Use
where radio transmit function is not required.
Intercom position only. Connections provided for “daisy-
chaining” to additional headset stations. Use where radio
transmit function is not required.
Passive module with 4 input/outputs for connecting jumper
cords to additional headset stations.
Recommended for cleaner installation of systems containing 2
or more radio interface headset stations.
Same as U3802, but accommodates 2 headsets.
For location requiring radio transmit function that does not
require daisy-chaining to additional headset station.
**
Same as U3802 but must be used only with 7000 Series
headsets. Use where radio transmit function is not required.
See note on page four.
Comentarios a estos manuales