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TV SOUND MODULATOR
Input data
IF INPUT
Input impedance
Nominal frequency
Input connector
Nominal input level
Video input
Nominal input level
Connector type
Output data
IF OUTPUT
Output impedance
Nominal frequency
Connector
Nominal output level
Video output
Nominal terminating impedance
Connector type
Operating modes
STEREO
Pilot modulation
DUAL SOUND
Pilot modulation
MONO
Pilot modulation
Pilot signal
Frequency (54.6875 kHz)
Transmission
Modulation
Nominal deviations of the sound carriers
Factory setting
At operation
Technical data
75 ohms
38.9 MHz
F-type socket
102 dBµV
bridged (high impedance input)
1 V
p-p
BNC socket
75 ohms
(38.9) / 33.4 / 33.158 MHz
(B/G-version German two carrier system)
F-type socket
(102) / 89 / 82 dBµV
bridged (high impedance output)
75 ohms (external terminator to be used)
BNC socket
CH1= (L+R)/2
CH2= R + pilot
117.5 Hz / 50% AM
CH1= program A
CH2= program B
274.1 Hz / 50% AM
CH1= program A
CH2= program B
unmodulated
3.5 fH, locked to the input video
on the second sound carrier (CH2)
FM / 2.5 kHz deviation
30 kHz / 0 dBm
30 kHz or 50 kHz
(according to user setting)
4
CW-3130
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