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0-55MHz LCD DDS Signal Generator Module Based on AD9850

0-55MHz LCD DDS Signal Generator Module Based on AD9850

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This is a 0~55MHz DDS Signal Generator. It is based on AD9850 chip and is very easy to operate.

Supports 0-55MHz continual adjust at 1Hz step.
This generator has a voltage regulator of 78L05.
Input current at 200mA; 8-9V input voltage would be the ideal voltage.
5p/6p connect to the encoder as the picture.
7p of the middle connects to digital matrix input. 
14p(8V GND) is 8V power supply from main board. If powered by the main board, DDS does not need its own power supply.
1~6 correspond to 6 frequency bands: 3.8, 7, 9, 14, 18 or 21, 27 or 29.
LSB, USB, CW are the three mode choices.
DT is signal from the main board.

Buttons and Connection Interfaces:
ENC: Encoder Switch 
MEM: Switch for Memory Mode
VFO: Transfer from VFO A to VFO B or B VFO to VFO A
SSB: Working Modes Switch: Circular from USB, LSB, AM, CW, and so on...
RIT: Fine Tuning to Receiving Frequency
CAL: Set Functions
KB-1 and KB-2 have common shared pin, but is not GND.

How to Operate:

Display: 1602 LCD
Input Voltage: DC 8V-9V
Input Current: 200mA
Frequency Range: 0-55MHz
6 Frequency Bands: 3.8,7,9,14,18 or 21,27 or 29
Product Size: 80 * 45 * 30mm / 3.15 * 1.77 * 1.2in
Product Weight: 66g / 2.32oz
Package Size: 12 * 12 * 5cm / 4.72 * 4.72 * 1.97in
Package Weight: 116g / 4.1oz

Package List:
1 * DDS Signal Generator Module


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  • By k***t

    May 11, 2017

    As described and fast shipping.Thank You

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