UHF VHF UV for For mmdvm Hotspot Module for Efficient Cross Border E Commerce

$8.73 Buy It Now or Best Offer
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Seller Store hemlanda
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Location: jinhua
Ships to: US,
Item: 395796108370

Restocking Fee:No
Return shipping will be paid by:Buyer
All returns accepted:Returns Accepted
Item must be returned within:30 Days
Refund will be given as:Money Back
Unbranded:Unbranded
MPN:Does Not Apply

Product Description Description:Our simplex and duplex s all use an offset of 0, which is our duplex . Regardless of simplex or duplex, the offset is 0.We are using high-precision temperature compensated crystals, so it is 0We use high cost TCXO for crystal with extremely low bit error rate, offset of 0,and frequency error of 0 new pi4b need remove R1 Resistor.STM32_for MMDVM_HS HAT Rev1.7 Guide1.Hardware add (SDA,SCL)R20,R21 Connect for STM32 i2c 2 bus to OLED,and raspi. oled message pwr on without RPI using for mmdvm_hs custom fw,and i2c 2 bus.2.Support i2c communication with raspiSetting For Pi-star software and for Raspberry hardware (rpi 0-3) new pi4b need remove R1 Resistor.Controller Mode: Simplex NodeRadio Frequency: Freq:144-148,219-225,(Main Band)420-475,842-950Example:438.000000Radio/Modem Type:for STM32-DVM(GPIO)14.7456 TCXO with RXOFFSET=0 TXOFFSET=0Quick start:1.download image https://www.pistar.uk/downloads/ write it to card2.insert card to rpi3.wait to boot 5 minutes connect wifi Pi-star-setup pass for Raspberry4.open http://pi-star/admin/5.set freq,dmr id,dmr mode,add homes wifi ssid…Default Username: pi-starDefault Password: for Raspberryto support i2c communication change for MMDVM_HS code(by Andy Uribe CA6JAU)->Config.h// Host communication selection://#define STM32_USART1_HOST//#define STM32_USB_HOST#define STM32_I2C_HOSTto disable i2c 2 to raspi and oled just remove R20,R21update new FW: (pi-star / expert / ssh access / user :pi-star pass: for Raspberry)sudo pistar-for mmdvmhshatflash hs_hatps:update new FW no oled pwr on message.mode info pls visitThe for MMDVM hotspot support module can work with UHF or VHF(VHF is not the main band) Specification:· High performance 32-bit AR M processor· Fully assembled and tested· Supports DMR, P-25, D-Star and Fusion· Onboard LEDs to show status (Tx, Rx, PTT, Mode)· Up to 10mW RF power· SMA antenna connector, UHF&VHF antenna included· Mounts cleanly on all current for Raspberry Pis including the Pi · The firmware is pre-loaded and is easily upgraded via software.·UHF 433 900 MHZ, VHF 144 220 MHZ Opera FREQ· Supported and tested with PI-STARPlease note: The product does not come with a memory card or motherboard. You need to start it to connect to the hotspot, insert the memory card, and then connect to the hotspot to light up the screen.Packing list:1*Single hotspot expansion board1*OLED screen1*shell1*Antenna Please do not upgrade the firmware by yourself, if you have not the knowledge for it.The product needs to be soldered with the pi motherboard (not included), please make sure you know it before buying. Note:1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.Payment Payment must be completed within 5 days. If you have any problems about payment, please contact us via ebay message.Delivery details We only ship to confirmed ebay Order addresses. Please comfirm that your Order address is in line with your shipping address. Please kindly note that the combined shipping is not provided because the shipping fee is calculated by weight. Also, the each additional item means exactly the the same color and size. It takes about 7-15 working days to US; about 10-30 working days to other countries. Transit time may be a little delayed because of the bad weather and customs inspection. If you do not receive your item within 30 working days since payment finished, please contact us immediately for further assistance. Contact us We strive for 100% customer satisfaction! Positive Feedback is very important to us. If you have any questions, please feel free to contact us via « Ask seller a question » . We will reply your email within 24 working hours.

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UHF VHF UV for For mmdvm Hotspot Module for Efficient Cross Border E Commerce

Frequently Asked Questions About UHF VHF UV for For mmdvm Hotspot Module for Efficient Cross Border E Commerce in My Website

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