the application:
● RF power measurement;
● instrument calibration;
Third, the technical parameters:
No. Item Parameter Unit Remark
1 Measuring power range -65 ~ + 0 dBm (external RF attenuator can be extended to 100dBm)
2 measured power 0.1 dBm resolution
3 measurement frequency range 100 ~ 2400 MHz
4 measuring power 1nW ~ 1W
5 Operating Voltage 7 ~ 12 VDC
6 Operating current <50 mA
7 Operating temperature -40 ℃ ~ 65 ℃ Celsius
8 Storage temperature -40 ℃ ~ 65 ℃ Celsius
9 size 55 * 45 * 10 mm length X width X height
Fourth, the interface displays and operating instructions:
(1) Unit Description: dBm;
(2) Key Description:
FUN: function keys; MODE: set exchange interface; SEL: from plus key or the minus key self;
4.1, the display of measurement data
Interface display font:
The first line of "RF-POW -65.5 dBm"
The second line "110uV 0nW"
Note: The show signal dBm value, input voltage, input power.
4.2, set the RF power attenuation value
Interface display font:
The first line of "RF Attenuator"
The second line "SUB 00.0dB"
Key operation:
FUN: function keys; (select plus or minus direction) is displayed as a minus SUB display ADD to add. (Long press FUN key to save the set dB value)
SEL: from plus key or the minus key self;
Note: Different external RF power attenuator, set the corresponding attenuation coefficient reads the correct power parameters.
V. wiring
P1 connection definition:
No. Symbol Meaning
1 VDD positive power supply module (7V ~ 12V)
2 GND negative power supply module
P2 connection definition:
No. Symbol Meaning
1 RF radio frequency signal input
2 GND power supply negative
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