Figure 2.16 Identifying The Circuitry On The Rf Board - H Band - Tait TB8100 Service Manual

Figure 2.16 Identifying the circuitry on the RF board - H band
b
external reference input
c mixer and post-mixer buffer
d receiver VCO
e receiver VCO trimmer
f IF tuning elements
g receiver synthesizer
h IF
i TCXO
j audio buffers
1) exciter VCO
1! exciter VCO trimmer
1@ exciter synthesizer
1# exciter RF output
1$ FCL
1%
FCL buffers
1^ power supply
1& external reference switch/internal VCXO reference
1* AGC
1( front end 1
2) front end first helicals
2! front end 2
2@ front end second helicals
2# receiver RF input
Note:
In order to show as much of the circuitry as possible in the
photograph, the SMD shields have been removed.
TB8100 Service Manual
© Tait Electronics Limited September 2006
2#
2@
2!
2)
1(
1*
1&
1^
1%
1$
b
c
d
e
f
g
h
i
j
1)
1!
1@
1#
Reciter Circuit Description 65