20W small power amplifier, suitable for 450C and DIY small hand relay, 433 radio and 433 model range
Board potentiometer can adjust the output power of the amplifier, when even smaller, larger counter clockwise (multi turn potentiometer)
Installation method: the transmitting end of the relay is connected to the input end of the power amplifier. The output end of the power amplifier is connected with a duplexer and a dual power device, and the duplexer is connected to the antenna
Input power: 0.5-5W
Emission frequency: 410-470MHZ
Output power: 18-22W
Power supply voltage: 10-13.8V
Standby current: 0A
Minimum size: 68x43mm
100% Brand New
colour: black
Material: Plastic
Package Contents:
1 x 410-470MHZ 20W UHF RF Radio Power Amplifier AMP For 450C Relay
Only the above package content, other products are not included.
Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.
Logistics information
Our products are located in Hong Kong, China, and the logistics speed depends on your specific location. According to our experience, it usually takes about 15-20 days of transportation time
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How to choose the correct size:
Step 1 Please measure your foot length carefully.
Step 2 Please choose the correct size according to your foot length and chinese size.
For example, If your foot length is 255 mm , you should choose the size 8.
