jumbospot White MMDVM HS Dual Hat Duplex RX TX UHF VHF Hotspot Board With Oled Display And Case For Raspberry Pi
SPECIFICATIONS
Accessories Type: Spring
Brand Name: LUSYA
Choice: yes
Compatible Brand/Model: None
Electric: No
High-concerned chemical: none
Model Number: WMMDVM01
Origin: Mainland China
With USB: no
Setting For Pi-star software and raspberry hardware (rpi 0-3) new pi4b need remove Right Socket
Pi-star General Configuration for MMDVM_DUPLEX
Set Controller Mode:Duplex Repeater or Simple
Radio Frequency : Freq:144-148,219-225,(Main Band)420-475,842-950
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
Radio/Modem Type:STM32-DVM/MMDVM_HS-Raspberry pi Hat(GPIO) or any other (GPIO board)
option:(don't need now, some old board need set)
Admin->Expert->Edit MMDVMHOST->RXOFFSET=0 TXOFFSET=0 (default value in pistar)
(update:2019/2 new 3225 TCXO so offset is 0 )
update new FW: (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 more than 5%, as long as the signal can be received, it can be corrected by offset.



- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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