JUMA TRX2A All Band model boards

DDS board Schematics Rev B Layout top BW | Layout top Color | Layout bottom BW | Layout bottom Color Part list Rev B Top Picture | Bottom Picture Notes | Construction gallery | Description | Adjustments	FILTER board Schematics Layout Part list Picture Description
MAIN board Schematics Rev B | Schematics Rev C Layout Rev B | Layout Rev C Part list Rev B | Part list Rev C Picture of Rev B | Picture of Rev C Description | Adjustments	POLYPHASE board (two boards needed) Schematics Layout Part list Picture top | Picture bottom Description
All band PA board Schematics Layout top Rev A | Bottom Rev A | Layout top Rev B | Bottom Rev B Part list Rev A | Part list Rev B Picture 1 | Picture 2 | Picture 3 | Picture 4 | Drain current jumper SWR transformer modification | SWR transformer installation PA FETs 1 | PA FETs 2 | PA FETs 3 | PA FETs 4 | PA FETs 5 Adjustments with important note!	CONNECTOR board Schematics Layout top | Layout bottom Part list Top Picture | Bottom Picture Notes
RF filter board for all bands Schematics Rev A Layout top | Layout bottom Part list Toroidal coils Picture top | Picture BPF | Picture LPF | Picture bottom | Picture bottom right	Electromechanical parts Part list Flat cable dimensions Power supply chassis socket | Power supply plug | Mic instructions All band construction All band model internal pictures
Options Spur elimation JUMA TRX2 SE Option. Only for main board Rev B. Not needed for main board revision C. juma-trx2-se-option-instruction.pdf Enhanced roofing Filter JUMA FL2 Option	JUMA TRX2 Firmware updates See the relase notes Current firmware V 1.08 (hex file for upload) Save with mouse right button Programming instructions Software information for developers

CONSTRUCTION HINTS AND DETAILS
Tools for assembly
SMD soldering tips
Kit packet examples: Main | Main bags | Filter | Filter bags | Polyphase | Polyphase parts | Connector | Connector parts
DDS board voltage regulator mounting
Main board fixing to the side Al prifile
GND terminal on main board for easy measuring
Support on the cover for polyphase and filter modules
Speaker holes drawing
Ground a non ESD compatible soldering iron to the PCB GND to avoid break up of MOS components
Microphone wiring
Simple microphone construction instruction
Surplus mic enclosure examples 1 | examples 2
JUMA TRX2_ICD programming_cable.pdf

TROUBLESHOOTING HINTS
Main board DC voltage table
Filter board DC voltage table
SPI serial bus description

CUSTOMIZING TIPS
Customizing the AGC speed
Fold out feets
Cable for NUE-PSK Modem

MODIFICATIONS
Line input modification for digi modes (Main board Rev B only)

Other options
Option boards
Two band PA board

Link to JUMA-TRX2 main page