Tait TM9100 Service Manual

TM9100 Service Manual Circuit Descriptions 69
© Tait Electronics Limited August 2005
Figure 3.3 Block diagram of the receiver circuitry
Image Filter
LNA
Image Filter
First IF
BPF 1
IFAmplifier
First IF
BPF 2
Quadrature
Demodulator
Bias
Network
Power
Supply
CODEC
and
Audio
Digital
Board
PLL
Noise
Blanker
(VHF only)
Switch
(VHF only)
Transmitter
Frequency
Synthesizer
Mixer
Receiver
VCO
CDC RX PINAGC CDC RXAGC RX CDC QN RX CDC QP RX CDC IN RX CDC IP +3V0 RX +3V0AN CDC RXVREF DIG RX EN DIG RX LE RX DIG LD DIG SYN SPI DO DIG SYN SPI CLK DIG RX NB EN
SYN RX OSC
SYN RX LO1
TX RX RF
Loop Filter
AGND
Interface
Signal Types:
RF analog clock digital asynchronous serial data synchronous serial data
Attenuator
CDC RX FETUNE

Tait TM9100 Specifications

General

Brand	Tait
Model	TM9100
Category	Radio
Language	English