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    No. 41 Suli Road, Wuzhong District, Suzhou City, Ganglong Caizhi C1313

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Tonghui ultra-high frequency digital millivolt power meter

NegotiableUpdate on 05/23
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Overview

Tonghui ultra-high frequency digital millivolt power meter TH2281B, measuring frequency of ultra-high frequency millivolt meter: 9kHz-1200MHz; Measurement voltage: 1mV-10V, basic accuracy: #177; 2%; Measurement power range: -47 dBm-33dBm; Equipped with RF probe; VFD display

Product Details

Tonghui ultra-high frequency digital millivolt power meterTH2281BMeasurement frequency of ultra-high frequency millivolt meter: 9kHz-1200MHz; Measurement voltage: 1mV-10V, basic accuracy: ± 2%; Measurement power range: -47 dBm-33dBm; Equipped with RF probe; VFD display

Tonghui ultra-high frequency digital millivolt power meterTH2281B

Performance characteristics

Measurement frequency range: 9kHz-3000MHz (coaxial detector)

9kHz-1200MHz(Probe)

Measurement voltage range: 1mV-10V

Measurement power range: -47dBm-33dBm, 20nW-2W (50 Ω load)

Excellent frequency response and voltage standing wave coefficient (VSWR)

Measurement display function: Clear VFD display with 4 1/2 dual readings

The main display shows one type of reading, and the secondary display can scroll to retrieve other readings

值: mV、V、W、dB、dBV、dBmV、dBμV、Vp-p

Relative values: dB,%, Max/Min, Comp

Automatic range and manual range conversion function.

It has automatic zero adjustment function.

Standard USB_deV interface, optional GPIB and RS232C interfaces

Software menu settings: Measurement dB,%, Max/Min, Comp reference value settings

Interface function settings: GPIB, RS232C

Introduction

The TH2281 series ultra-high frequency digital millivolt/power meter covers a testing frequency range of 9kHz~3GHz, thus providing a blank space for measuring the entire range from low frequency to microwave in voltage measurement. The coaxial detectors and probes equipped with it are tools for RF and microwave laboratories, testing departments, and maintenance departments, and therefore have wide applications in factories, research departments, and schools.

application

Technical Specifications

model

TH2281B

Input configuration

RF probe, 50 Ω coaxial tee, NJ type 50 Ω standard load (one)

interface

Standard USB_deV interface, optional GPIB and RS232C interfaces

Basic accuracy

± 2% of the reading value

input impedance

At low frequencies, the probe input impedance is ≥ 100k Ω, and a 50 Ω load coaxial tee is inserted to measure voltage and power.

Measure voltage and power range

3.8mV、 38mV、 380mV、3.8V、10V

-35dBm、 -15dBm、 5dBm、 25dBm、33dBm

Overload voltage

AC≤15Vrms DC≤50V

Frequency response error

9kHz-200MHz ±(4% of reading value+0.5% of full scale) 200MHz-800MHz ± (8% of reading value+0.5% of full scale) 800MHz-1000MHz ± (10% of reading value+0.5% of full scale) 1000MHz-1200MHz ± (12% of reading value+0.5% of full scale)

Standing wave coefficient (VSWR)

9kHz-200MHz 1.10 200MHz-800MHz 1.30 800MHz-1000MHz 1.35 1000MHz-1200MHz 1.44