1 150 - 550 KHz
2 540 - 1710 KHz
3 1.7 - 4.0 MHZ
4 4.0 - 7.5 MHZ
5 7.5 - 14.5 MHZ
6 14.5 - 21.0 MHZ
7 21.0 - 30.0 MHz
7x Band Pass Filter
Pre-Selector
Auto-Switched
y
y
V
V
V
V
V
REF
V
FWD
V
PH
Dual
PLL
XMTR
CODEC
CW Bypass
IQ
IQ
249.0 MHz
83.0 MHz
HF+83.0 MHz
19.2
MHz
19.2
MHz
19.2
MHz
19.2
MHz
FTDI
UART
USB
19.2
MHz
ACC. JACK
AUDIO (DATA) IN
EXT’L MIC IN
=
DDS
T
R
BNC
ADC
ADC
DSP
PIC 24F
24 MHZ CLOCK
RCVR
CODEC
FLASH
RAM
INTERNAL
SPEAKER
ACC. JACK
AUDIO (DATA) OUT
EXTERNAL
NON-AMPLIFIED
SPEAKER
Optical Tuning
Knob [T] and Switch
Master Distributed
Frequency Reference
0.2 ppm TCXO
D
HEADPHONES
Control Knob [M]
and Switch
Keypad
6 position
CW Key / Paddles
Accessory Jack
GPIO / RELAY &
SWITCH CONTROL
FRONT PANEL
OLED DISPLAY
c
6x
8x
V
ATU
Switched L-Section
Band
Switched
Low Pass
Filters
Directional
Coupler
Ø
Phase
Detector
1
1
1
5
9
13
3
7
11
15
2
6
10
14
17
4
8
12
16
PWR
MGMT
e
in
e
out
e
in
= 5 to 20 VDC @ 12W
SYSTEM BUS
3x #18650 Li-ion
2.6 Ah Internal Battery
3.7 VDC nominal,
4.2 VDC max. full charge
ITEM DESCRIPTION
VENDOR
P/N
NOTES
1 T/R Switch, RF PWR Switch Omron
G6JU-2P-Y
T/R Relay, 5x TX LPF, 14x ATU
2, 3 Output Power Transistor
NXP
AFT05MS006N 6W Wideband RF Power LDMOS
4 Driver Transistor
NXP
AFT05MS003N 3W Wideband RF Power
5 Mixer
Linear/AD LT5560
Low Power Active Mixer
6 Direct Digital Synthesizer
AD
AD9913
Low Power DDS
7 Mixer
Linear/AD LTC5599
Low Power Direct Quadrature Modulator
8 Dual Phase Locked Loop
AD
ADF4360-9
Clock Generator PLL with Integrated VCO
9 Transmitter CODEC
TI
TLV320AIC3254 Ultra Low Power Audio CODEC & miniDSP
10 Microphone PreAmp
AD
SSM2167
Microphone PreAmp / Compression / Noise Gate
11 RF Tuner
Mirics
MSi00x
Multi-mode RF Tuner
12 Dual 14 bit ADC
Linear/AD LTC1407
Rx > DSP
13 Digital Signal Processor
AD
BF512
Blackfin Embedded Processor
14 PIC Microcontroller
Microchip PIC24
16 bit microcontroller
15 FTDI UART
FTDI
FT231XQ
USB to Full Handshake UART
16 Receiver CODEC
Cirrus
WM8960
(Wolfson) Stereo CODEC & Speaker Driver
17 Rx Solid State Switch
Peregrine PE4259
Rx BPF, 2 @ per band
18 PWR Management
Linear/AD LTC4020
Buck/Boost Battery Charger Controller
18
CommRadio
CTX-10 Amateur Radio Transceiver
Func onal Block Diagram
Copyright 2018
CommRadio div. AeroStream Communica ons
All rights Reserved
No por on of this manual may be reproduced without
permission of CommRadio / AeroStream Communica ons
REV. PRELIMINARY 5 APR 2018
CTRL
RCVR
XMTR
LEGEND