Tait Download Page:
TB7100 Base Station Installation and Operation Manual (local)
Connectors and Pinouts
|Pin||Function||Signal||Comment||Wire Colour||DB9 Pin|
|3||TXD ||Input||Transmit Data||Orange/White||2 RX|
|5||MIC ||Input||Audio In||Blue/White||N/C|
|6||GND Ground||Ground||Orange||5 GND|
|7||RXD Receive Data ||Output||Receive Data||Brown/White||3 TX|
Pins 3, 6 & 7 are used for the programming cable to the serial port.
Pins 2, 4, 5 & 6 are used for the Mic input.
DB9 Female Rear View
To null the connection so the cable will activate (fool) any hardware flow control
signal that may be required, jumper the follow sets of pins.
Connect pins 1,4 and 6 together and connect pins 7 and 9 together.
Note that this is unlikely to be required for most modern equipment to operate
successfully, especially USB to Serial adaptors.
USB to Serial for Use with PC and Programming Software
IOCrest USB to Serial (RS232, DB9 Male) Cable Adapter - FT231X PCI Vendor ID 0403 Product ID 6015:
For programming the base station, the PROG / MIC port must be used
Upgrading the Firmware
Technical Note TN-1832b-SR
TB7100 Base Station Firmware v2.19 and PC App v1.22 - 6 December 2012
Note the section:
Before you change any firmware:
After you have successfully changed the firmware, reprogram and
recalibrate the module using the files saved above.
- Using the latest programming application, read and save the module’s
- Using the latest calibration application, read and save the module’s
Downloading the Firmware
Download version 2.19.00 of the Firmware here:
In case htere has been a new version, check for the latest firmware here:
AllStarLink RIM to Repeater cable
System Connector J106
Repeater Builders RIM Lite db9 pinouts
Cable Wiring Diagram
Internal Cables and Looms
TB7100 Installation and Operation Manual - Tait Limited November 2012 Connections - Page 45
The Tx and RX plugs are wires as one, so this one table applies to both.
Source: Page 52
Selection of Frequency Pairs for AllStar Test
High 439.725Mhz and Low 434.725Mhz
RX Freq: 434.725 MHz (Uplink)
TX Freq: 439.725 MHz
Offset: -5.0 MHz
CTCSS: 91.5 whne employed
Glenn Lyons VK4PK
Ver:gnl20191217 - pre published v0.9