Test and Measurement

Components and Accessories

Products Quality Assurance

Service Assurance

Optical and High-Speed Devices

Products
Products
Mobile Wireless Communications
Base Station Analyzers
Bluetooth and WLAN Testers
Cable and Antenna Analyzers
Channel Emulator
Conformance Test Systems
Handset One Box Testers
Passive Intermodulation Analyzers
Power Meters and Sensors
Shield Box
Signal Generators
Signalling Testers (Base Station Simulators)
Signal Analyzers
Spectrum Analyzers (Wireless)
Spectrum Assurance
Trace Management
Vector Network Analyzers Handheld
RF & Microwave
Base Station Analyzers
Cable and Antenna Analyzers
Passive Intermodulation Analyzers
Peripheral Equipment
Power Meters and Sensors
Signal Analyzers
Spectrum Analyzers
Spectrum Assurance
Signal Generators
Trace Management
Vector Network Analyzers
Vector Network Analyzers Handheld
Broadcasting and Multimedia
Digital Broadcast Analyzer
Devices and Components Test
BERT - Bit Error Rate Testing
Sampling Oscilloscope
Vector Network Analyzers
Signal Generators
Optical Spectrum Analyzers
Transport Datacom
IP / Ethernet Testers
OTN/SDH/SONET Analyzers
Multi-Layer Network Test Platform
Optical
OTDRs
Multi-Layer Network Test Platform
Optical Loss Test Set/Light Source/Optical Power Meter
Optical Spectrum Analyzers
Video Inspection Probe
Accessories
Discontinued Models
Search Discontinued Models
Components and Accessories
Precision Microwave Components (leave Test and Measurement)

Technologies
Technologies
5G, 4G and 3G Testing with Anritsu
Base Station Testing
Bluetooth
Broadband Stimulus
Coverage and Interference Mapping
CPRI and OBSAI
C-RAN
IoT (Internet of Things)
Ethernet
Fibre Channel
Interference Hunting
Land Mobile Radio (LMR)
LTE
Microwave Components and Device Characterization
OTDR
OTN, SDH/SONET, PDH/DSn
Passive Intermodulation (PIM)
Remote Spectrum Monitoring
Shockline NLTL
Signal Integrity
SyncE
TD-SCDMA
W-CDMA/HSPA/HSPA Evolution
WLAN

Industries

Promotions

Support

HOME

Products Support About Anritsu Contact Us

Products

HOME

Test and Measurement Components and Accessories Service Assurance Food and Pharmaceutical Equipment Network Appliance Optical Devices, Ultrafast Electron Devices

Test and Measurement

Back to Previous Menu

Products Technologies Industries Support Buy Video Gallery About Anritsu Contact Us

Technologies

Back to Previous Menu

5G, 4G and 3G Testing with Anritsu Base Station Testing Bluetooth OTDR Broadband Stimulus Coverage and Interference Mapping CPRI and OBSAI C-RAN Ethernet Fibre Channel Interference Hunting Land Mobile Radio (LMR)LTE Microwave Components and Device Characterization OTN, SDH/SONET, PDH/DSn Passive Intermodulation (PIM)Remote Spectrum Monitoring Shockline NLTL Signal Integrity SyncE TD-SCDMA W-CDMA/HSPA/HSPA Evolution WLAN

Base Station Testing

Back to Previous Menu

BTS Webinars BTS Resources BTS Glossary - Numbers BTS Glossary A-B BTS Glossary C-D BTS Glossary E-G BTS Glossary H-M BTS Glossary N-R BTS Glossary S-Z

Industries

Back to Previous Menu

Aerial RF Measurements Automotive Avionics - Aircraft Manufacturing Energy and Petrochemical Radar and Electronic Peacekeeping Satellite Communications Smart Grid

Automotive

Back to Previous Menu

Wireless Connectivity Safety Driver Aids In-vehicle Networks Intelligent Transport Systems Electromagnetic Interference

Support

Back to Previous Menu

Repair and Calibration Replacement Parts Training and Education Technical Support Downloads Professional Services FAQs Talk to Anritsu Resource Center Order Tracking

Repair and Calibration

Back to Previous Menu

Schedule Service Repair Calibration Pricing Warranty Check/Status Request Option Retrofit Quote Contact Service Support Services and Support Programs

Replacement Parts

Back to Previous Menu

Order Status Tracking Request A Parts Quote

Training and Education

Back to Previous Menu

Instructor Led eLearning Training Cart

Instructor Led

Back to Previous Menu

W-CDMA-HSDPA-LTE-RF-Measurement Site Master Line Sweep Certification Class Intro to RF & Microwave Spectrum Analysis Class LMR-Master-User-Training-Course RF & Microwave Interference Analysis Certification PIM Master Certification Training Anritsu Fiber Optic & OTDR Certification DAS-Certification-Training

eLearning

Back to Previous Menu

Spectrum-Analysis Passive-Intermodulation-Measurement W-CDMA Line-Sweeping RF-Fundamentals LTE-Measurement eLearning courses

Spectrum-Analysis

Back to Previous Menu

Spectrum-Analysis-Intro-Module1 Spectrum-Analysis-Intro-Module2 Spectrum-Analysis-Intro-Module3 Spectrum-Analysis-Intro-Module4 Spectrum-Analysis-Intro-Module5 Spectrum-Analysis-Intro-Module6

Passive-Intermodulation-Measurement

Back to Previous Menu

PIM-Master Portable-PIM-Master

W-CDMA

Back to Previous Menu

WCDMA-Module1 WCDMA-Module2 WCDMA-Module3 WCDMA-Module4

Line-Sweeping

Back to Previous Menu

Site-Master-Line-Sweep Line-Sweep-Interpretation Transitioning to the S331L Site Master Waveguide-Line-Sweeping Protecting-Performance Site-Master-TMA-Measurements Master Software Tools (MST) HHST LST

RF-Fundamentals

Back to Previous Menu

Radio-Frequency-Module1 Decibels-Module2 Modulation-Module3 RF-Impairments-Module4 Antennas-Module5

LTE-Measurement

Back to Previous Menu

BTS-Master

Professional Services

Back to Previous Menu

Microwave Technology Center Sweepmaster Pro Sweepmaster Pro+

Microwave Technology Center

Back to Previous Menu

Facilities Technologies Design Resources

Resource Center

Back to Previous Menu

ShockLine Family VNAs Master Users Group

Buy

Back to Previous Menu

Request Quote Promotions Used Test Equipment Partners Order Tracking Contact Us

Partners

Back to Previous Menu

Channel Partners Technical Partners

Components and Accessories

Back to Previous Menu

High Return Loss Connectors and Cables Instrumentation Grade Adapters Precision Terminations Measurement Components and Accessories Discontinued Models Contact Us

Service Assurance

Back to Previous Menu

eoSight Big Data Analytics eoLive Real-time Analytics eoMind Streaming Analytics MasterClaw Monitoring Support Contact Us About Anritsu Custom Software

Custom Software

Back to Previous Menu

Telecommunications Mobile & Web Apps Embedded Software Development Consulting Quality Assurance Services

Food and Pharmaceutical Equipment

Back to Previous Menu

Products Services About Anritsu Infivis News Events Contact Us Knowledge Center Video Gallery

Network Appliance

Back to Previous Menu

Traffic Control Appliances

Optical Devices, Ultrafast Electron Devices

Back to Previous Menu

Optical Devices Ultrafast Electron Devices About Us Contact Us

About Us

Back to Previous Menu

Corporate Information Message from the President

Back to Previous Menu

Contact with Form

Support

HOME

Test and Measurement Service Assurance Network Appliance Optical Devices, Ultra-high Frequency Electronic Devices Food & Pharmaceutical Equipment (Anitsu-Industry)

About Anritsu

HOME

Corporate Information Group Companies R&D Employment Investor Relations Sustainability Quality Policy The Anritsu Brand Video Gallery News

Corporate Information

Back to Previous Menu

Profile Top Management Message Vision Corporate Governance On track to a brighter future History

Vision

Back to Previous Menu

Charter of Corporate Behavior Code of Conduct

Corporate Governance

Back to Previous Menu

Corporate Structure and Auditing Internal Control and Risk Management Officer Compensation Shareholdings

On track to a brighter future

Back to Previous Menu

Telecommunications Optical Communications High-Speed Digital Communication IP Networks Leading 3G Field Mobile Phone Services 4G LTE IoT/5G Providing Food Safety Mass Food Production Automation Ensuring Quality of Life

R&D

Back to Previous Menu

R&D Systems Anritsu Technical Review Advanced Technologies Development Informatics Originating Development Device Development Latest Communications Measurement Technologies

Employment

Back to Previous Menu

Browse Open Jobs Why Work at Anritsu Hiring Process Benefits Regional HR Contacts

Investor Relations

Back to Previous Menu

IR News Corporate Information Financial Information IR Library Stocks and Bonds Contact IR Shareholders and Investors

Corporate Information

Back to Previous Menu

Company Profile Top Management Message Corporate Governance Disclosure Policy

IR Library

Back to Previous Menu

Financial Materials Integrated Reporting Mid Term Business Plan/Business Strategy Sustainability General Meeting of Shareholders Other Materials

Stocks and Bonds

Back to Previous Menu

Stocks, Bonds and Ratings Analyst Coverage IR Calendar

Contact IR

Back to Previous Menu

IR FAQ Contact Investor Relations Terms and Conditions of Use

Shareholders and Investors

Back to Previous Menu

History Business Segment Products & Solutions Sustainability Environment

Business Segment

Back to Previous Menu

Test and Measurement Products Quality Assurance Others

Sustainability

Back to Previous Menu

Sustainability Report Sustainability News Top Management Message Sustainability Management Response to Social Expectations Human Rights and Diversity Human Resource Labor Safety and Health Supply Chain Management Social Contribution Environment Compliance Risk Management Stakeholders Service to Customers Solutions for Social Issues Disclosure of Sustainability Information Business Outline

Environment

Back to Previous Menu

Environmentally Conscious Products Anritsu's statement with regard to WEEE and RoHS (EU)Supplier Information

Supplier Information

Back to Previous Menu

RoHS Compliance for Custom Parts

Quality Policy

Back to Previous Menu

Conflict Minerals Report

HOME

Corporate Information Test and Measurement Components and Accessories Service Assurance Food & Pharmaceutical Equipment Network Appliance Optical Devices and Ultrafast Electron Devices

TEST AND MEASUREMENT

Home
Test and Measurement
Products

Pre-Amplifier

MH648A

This product has been discontinued

Request Quote

Downloads

Overview
Library

Overview

Features
Description

Frequency range 0.1 to 1200 MHz
Gain
- 30 dB ±1 dB (0.5 to 800 MHz),
- 30 dB +1.5/–6 dB (0.1 to 1200 MHz)
Gain stability
- ±1.5 dB (0.1 to 800 MHz), ±3 dB (800 to 1200 MHz)
Noise figure
- ≤6 dB (0.5 to 800 MHz), ≤8 dB (0.1 to 1200 MHz)

The MH648A is a pre-amplifier for improving sensitivity in instruments such as spectrum analyzers, field strength meters, and frequency counters.

Maximum output
- ≥120 dBμV (+7 dBm)
Input attenuator
- 0, 10, 20, 30 dB ±1.5 dB
Input/Output connector
- 50 Ω
- VSWR: ≤2.5 (0.5 to 800 MHz)
- N (S)-type connector
Power supply
- AC: 100 V, 50/60 Hz, ≤10 VA
  Note: Products shipped after April 2016 only support AC power. There is no support for DC (+21 to +30 V, ≤120 mA).
Operating temperature range
- 0˚ to 45˚C
Dimensions
- 210 (W) x 95 (H) x 200 (D) mm
Weight
- ≤3.5 kg

Library

Catalog

Catalog	Release Date
Pre-Amplifier	3/28/2016

REQUEST A QUOTE

GET SUPPORT

BUY

Products

Technologies

Industries

Educational Blogs

Products by Category

Video Gallery

Discontinued Models

Buy

Request a Quote

Order Tracking

Used Test Equipment

Promotions

Channel Partners

Contact Sales Office

Support

Repair and Calibration

Replacement Parts

Training and Education

Submit Technical Question

Download Center

Talk To Anritsu

FAQS

About Anritsu

News

Corporate Information

Employment

Investor Relations

Sustainability

Anritsu World Wide

Sitemap Privacy Policy Terms of Use

Select a country/region

Australia Brazil Canada China Denmark Finland France Germany Hong Kong India Italy Japan South Korea Mexico Russia Singapore Sweden Taiwan United Arab Emirates United Kingdom United States More