Operating instructions

DIRECTIONAL POWER HEADS
A-17
POWER SUPPLY
& OSCILLATOR
CIRCUIT HYBRID
AGCINTEGRATOR
RF DETECTOR
(CHANNEL 1)
DIRECTIONAL
COUPLER
CH. 1 CH. 2
RF LINE UNDER TEST
TO CHANNEL 2 RF
DETECTOR AND
CHANNEL
2 CIRCUIT HYBRID
LF DETECTOR
(CHANNEL 1)
CONTROL
CIRCUIT
HYBRID
PEAK
BUFFER
PEP PATH
PEP
CW
1 kHz
+12V
FROM
TEST SET
CONTROL
FROM
TEST SET
CHANNEL 1
POWER
LEVEL
TO
TEST SET
C1363
CW
PATH
CHANNEL 1 CIRCUIT HYBRID
DIRECTIONAL COUPLER ASSEMBLY
➤
Fig. A-6 Simplified block diagram of HF or UHF power head