MMDVM HS Dual Hat Duplex Rev 1.2

This Page:
  1. MMDVM HS Dual Hat Duplex Rev 1.2
  2. Purchased MMDVM Duplex Hat
  3. References
Related Pages:

MMDVM HS Dual Hat Duplex Rev 1.2

This unit is a Duplex variant of MMMDVM HS Dual Hat Duplex Rev 1.2MDVM_HS_Hat

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The MMDVM HS Dual Hat Duplex - Rev Revision 1.2 with OLEDB5

Notes:
An accidentially deleted 3v3 wire has been added back to the PCB layout.
BOM, Mouser cart and stencil stay the same as for rev1.1.

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Purchased MMDVM Duplex Hat

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Images From ebay page of the purchased MMDVM HS Dual Hat Duplex
Order Details:
2018 Duplex MMDVM Hotspot Board Module Support DMR P-25 D-Star For Raspberry Pi
Item price AU $61.64
Quantity 1
Item number 113330780767
MMDVM_HS_HAT_DUPLEX
TCXO 14.7456
2 off ADF7021
STM32 F103C9T6

Source:MMDVM2-eBay_ Order details.pdf\

Specification:

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Installing or Updating Firmware

https://www.df2et.de/mmdvm_hs_builder/

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Running the Duplex Board in Simplex Mode

https://www.rogerclark.net/mmdvm-duplex-hotpot-in-simplex-mode/

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References

Advice on set up and configutration:
https://www.rogerclark.net/dmr-mmdvm-duplex-hotspot/

The Manufactures Page:
http://www.repeater-builder.com/products/stm32-dvm.html

Equipment/Repeater-Builder/STM32-DVM/STM32-DVM.html

Digital-Modes/MMDVM/MMDVM.html (local)

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Glenn Lyons VK4PK
glenn@LyonsComputer.com.au
Ver:gnl20181102 - pre published v0.9