Only applicable to Mini Duplex MMDVM board
To set the Pi star software and raspberry hardware (rpi 0-3), you need to delete the Right Socket for the new pi4b
MMDVM_ General Pi star configuration of DUPLEX
Set controller mode: duplex repeater or simple
RF: Freq: 144-148219-225 (main frequency band) 420-475842-950
Duplex mode: Example: RX: 438.000000 TX: 433.000000
Duplex mode: Example: RX: 145.000000 TX: 433.000000
Simple mode: Example: RX: 438.000000 TX: 438.000000
Best adjusted: TX =0, RX=0,need no offset.
Radio/modem type: STM32-DVM/MMDVM_ HS Aspberry pi Hat (GPIO) or any other (GPIO board)
Antenna: on board two antennas
LEDs:on board leds to show status, with status words on shell
Update new firmware: (pi star/Expert/ssh access/user: pi star pass: raspberry)
sudo pistar-mmdvmhshatflash hs_ dual_ hat
The default bit error rate is less than 5%, and the default offset is 0. If the bit error rate is greater than 5%, as long as the signal can be received, it can be corrected through offset.
color:White
Material:PCB
Package Contents:
1 x Hotspot board
2 x Row needle
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
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How to choose the correct size:
Step 1 Please measure your foot length carefully.
Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
