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- DIY ¿ëÇ°: ELECTRICAL
- ºê·£µå À̸§: XMSJ
- ¿ø»êÁö: Áß±¹
Specifications: DDS FM signal generator 78~108MHz 1. Overview: ?HM370 is a small signal generator that generates 78~108MHz signal.?It can also generate 100KHz frequency and duty cycle adjustable pulse signal. ? The module is easy to use, input frequency data through key operation, and update the output frequency immediately. 2. Product application: ¡Ü Signal generator; ¡Ü Instrument calibration; ¡Ü DC motor control; 3. Technical parameter table: No. Item Parameter Unit Remarks 1 Pulse signal range 1¢¦100000 Hz Duty cycle 1¢¦99% Pulse signal 2 Pulse duty cycle range 1¢¦99 % Duty cycle 3 Pulse signal amplitude 5 VDC maximum amplitude 5.0Vp (output amplitude unchanged) 4 FM signal frequency 78~108MHz 5 FM signal?amplitude?100MV?6 Operating voltage 7~12 VDC??7 Operating current <50 mA??8 Operating temperature -40¡É¢¦65¡É Celsius??9 Storage temperature -40¡É ¢¦65¡É Celsius??10 Dimensions 57*45*20 mm L X W X H
4. Interface description and related operations P4 interface (power supply) ?? VDD: positive power supply (7¢¦12V) ?? GND: negative power supply P3 interface (output signal) ?? FM: FM signal output. ?? PWM: Pulse signal output. ?? GND: The negative pole of the power supply. 4. Key Description ? FUN: ???(select the operation bit of the set data) (long press the FUN key to save the set parameter value)?. ? UP: Previous page. ? DOWN: Next page. ? LEFT: Self-add key. ? ROGHT: Auto-decrement key.
Running the picture: To set the FM?signal graph: set frequency graph To set the duty cycle map:
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