Feature:

1. Simple structure, convenient use, stable and reliable performance, high sensitivity, and fast measurement speed.
2. Can be used for radio frequency power measurement and instrument calibration.
3. PCB adopts 1.6mm thick double‑sided board, 1.5 oz copper thickness, and full tinning process to ensure good passing performance of large and small currents.
4. Simple operation, stable work, small size and low power consumption.
5. High‑quality PCB, durable and long lasting use, convenient and practical.

Specification:

Condition: 100% Brand New
Item Type: RF Power Meter
Material: PCB
Measuring Power Range: -50～+0 dBm (External RF attenuator can be extended to 100dBm)
Measurement Power Resolution: 0.1 dBm
Measuring Frequency Range: 1～10000MHz
Measuring Power: 1nW～1mW
Working Voltage: 7～12 VDC
Working Current: <50 mAh
Working Temperature: -40℃～65℃
Storage Temperature: -40℃～65℃


Interface Display and Operating Instructions:
(1) Unit Description: dBm;
(2) Key Description:
FUN: Function key; 

MODE: change interface; 

SEL: self-add key or self-decrease key;
4.1, display measurement data
Interface Display Font:
First Line "RF-POW -51.2 dBm"
Second Line "610uV 7nW"
Note: Display dBm value, input voltage value, and input power respectively.
4.2. Set RF power attenuation value
Interface display font:
First Line "RF Attenuator"
Second Line "SUB 000dB"
Key Operation:
FUN: Function key; (select direction of addition and subtraction) Display SUB for subtraction, display ADD for addition. (Long press FUN key to save set dB value)
SEL: Self-increasing key or self-decreasing key;
Note: Connect different RF power attenuators and set corresponding attenuation coefficient to read out the correct power parameters.
5. Wiring
P1 wiring definition:

No.	Sign	Meaning
1	VDD	Module's positive power supply (7V~12V)
2	GND	Negative pole of power supply of module

P2 wiring definition:

No.	Sign	Meaning
1	FX	Not used
2	RF	Radio frequency input
3	GND	Power negative

Package List:

1 x RF Power Module

1 x Display