Description Interpreter Unit KVD4
Front
A A-LED is lighting green, if toggle switch stands at A, interpreter speaks to guest A about connector A at the rear side.
B B-LED is lighting green, if toggle switch stands at B, interpreter speaks to guest B about connector B at the rear side.
C If toggle switch stands in the middle, the speaking of the
interpreter to A and B is cutting off. LED A and B are not lighting.
D The talkback key ‘CALL’ is switching the interpreter-speaking
at connector CALL at the rearside.
The interpreter speaking to connector A and B at the
rearside is cutting off.
E Control A is controlling the incoming speaking of guest A.
F Control CALL is controlling the incoming speaking of
intercom participant CALL.
G Control B is controlling the incoming speaking of guest B.
H XLR-3M connector at the left side for power supply 9VAC.
I XLR-5F connector at the right side for headset.
REAR
K XLR-5F connector rearside for guest A, 4-wire
L XLR-5F connector rearside for intercom participant CALL, 4-wire
M XLR-5F connector rearside for guest B, 4-wire
Technical Data Interpreter Unit KVD4
dimensions 202 x 112 x 68 mm
weight 1kg
Toggle Switch call to guest A, middle off, call to guest B
CALL Button call to technic brakes the call to guest A and guest B
microphone amplifier for elektret condenser (+5V/4K7) or dynamic microphone
input -46 to -66dBu at 4K Ohm, signal to noise ratio better
than 100 -120dB with reference to the input
Headphone amplifier output max. 4V at 32–2000 Ohm, signal to noise ratio better than 78db with reference to +6dBu output (by +15V/-15V)
frequency response 100Hz -20KHz -3dB
distortion better than 1%
frontcontrol 3 volume controls for headphone:
A (guest), B (guest), CALL (technic)
XLR-5F at right side HEADSET Connector
XLR-5F at rear A (guest)
trafo balanced output +6dBu, Z=60 Ohm (from microphone)
trafo balanced input +6dBu, Z=5K Ohm (to headphone)
XLR-5F at rear B (guest)
trafo balanced output +6dBu, Z=60 Ohm (from microphone)
trafo balanced input +6dBu, Z=5K Ohm (to headphone)
XLR-5F at rear CALL (technic)
trafo balanced output +6dBu, Z=60 Ohm (from microphone)
trafo balanced input +6dBu, Z=5K Ohm (to headphone)
XLR-3M at left side 9VAC
AC-input 9V or DC-input +15V and -15V without bridge