Spectrum Analyzers

Spectrum Analyzers

Spectrum Analyzers are electronic devices used to measure and analyze the frequency spectrum of radio frequency signals. These instruments are essential in various fields including telecommunications, broadcasting, audio engineering, and electronics manufacturing. Spectrum Analyzers can detect and display signal strength, bandwidth, harmonics, and interference patterns, allowing engineers to optimize signal quality and troubleshoot problems. With the ability to analyze signals across a wide range of frequencies, Spectrum Analyzers are invaluable tools for identifying and resolving issues in RF systems. Whether in research laboratories or production lines, Spectrum Analyzers play a crucial role in ensuring efficient and reliable performance of electronic devices.

  • AVCOM PSA-65A Portable Microwave Spectrum Analyzer front panel view showing CRT display with active trace, tuning controls, vertical sensitivity, sweep rate, and digital center frequency readout displaying 1119 MHz AVCOM PSA-65A rear panel showing IEC AC inlet labeled 120 VAC 60 Hz, battery fuse and line fuse holders, external 12 VDC source terminal, and two BNC connectors Q401 and Q402

    AVCOM PSA-65A Portable Microwave Spectrum Analyzer 2-1000 MHz RF Field Test

    AVCOM

    $250.00
    Was: $500.00
    AVCOM PSA-65A Portable Microwave Spectrum Analyzer 2-1000 MHz RF Field Test Portable spectrum analyzer for RF field measurements and microwave signal analysis. Covers 2 MHz to 1000 MHz with digital center frequency display and battery or line power...
    52619
    SKU:
    52619
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    20.00 LBS
    Brand:
    AVCOM
    Model:
    PSA-65A
    MPN:
    PSA-65A
    Type:
    Portable Microwave Spectrum Analyzer
    SKU:
    52619
    Condition:
    As-Is / For Parts or Not Working
    Seller Notes:
    Sold AS-IS; missing two fuse caps. Unit powers on per photos.
    Country/Region of Manufacture:
    United States
    Form Factor:
    Portable / Benchtop
    Frequency Range:
    2 MHz to 1000 MHz
    Resolution Bandwidth:
    75 kHz standard; 10 kHz optional
    Sensitivity:
    -95 dBm
    Center Frequency Display:
    Digital
    Frequency Accuracy:
    ±0.1 MHz at Zero Span
    Power Source:
    Battery or Line (AC); internal charger
    Power Requirements:
    120 VAC, 60 Hz
    Input Connector:
    RF Input (front panel BNC-type)
    Optional Features:
    FM Demodulator (optional); 10 kHz RBW (optional)
    Manufacturer Location:
    AVCOM of Virginia Inc., Richmond, VA
    Condition Notes:
    AVCOM PSA-65A Portable Spectrum Analyzer sold AS-IS. Missing two fuse caps (rear panel). Not guaranteed functional. Buyer to evaluate. Please view photos and contact us with questions.
    $250.00
    Was: $500.00
  • SMC MDBL80-110-Y7NWZ MB Series tie-rod cylinder with JAF80-22-150 floating joint and mounting brackets — three-quarter front view showing cylinder body, tie rods, and floating joint assembly SMC MDBL80-110-Y7NWZ tie-rod pneumatic cylinder — side view showing full cylinder length, tie rods, air ports, and floating joint attached at rod end

    SMC MDBL80-110-Y7NWZ MB Series Tie-Rod Cylinder w/ JAF80-22-150 Floating Joint

    SMC

    $140.00
    Was: $275.00
    SMC MDBL80-110-Y7NWZ MB Series Tie-Rod Cylinder w/ JAF80-22-150 Floating JointPneumatic tie-rod cylinder from SMC's MB Series with integral floating joint assembly. Designed for industrial automation and pneumatic control applications requiring...
    51973
    SKU:
    51973
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    17.00 LBS
    Brand:
    SMC
    Model:
    MDBL80-110-Y7NWZ
    MPN:
    MDBL80-110-Y7NWZ
    Secondary Model:
    JAF80-22-150
    SKU:
    51973
    Type:
    Pneumatic Tie-Rod Cylinder with Floating Joint
    Series:
    MB Series
    Bore Size:
    80 mm
    Stroke Length:
    110 mm
    Max Pressure:
    1.0 MPa
    Floating Joint Model:
    JAF80-22-150
    Floating Joint Thread:
    M22x1.5
    Cushion Type:
    Standard Air Cushion with Floating Cushion Seal
    Mounting:
    Tie-Rod with Mounting Brackets
    Country/Region of Manufacture:
    Japan
    Condition:
    Used – Pulled from Working Environment
    Seller Notes:
    Includes MDBL80-110-Y7NWZ cylinder, JAF80-22-150 floating joint, and mounting brackets
    Condition Notes:
    SMC MDBL80-110-Y7NWZ MB Series Tie-Rod Cylinder with JAF80-22-150 Floating Joint. Inspected, in good condition. Pulled from a working environment. Includes mounting brackets. Normal wear from industrial use.
    $140.00
    Was: $275.00
  • HP 8568A Spectrum Analyzer front panel with display section and control section — full front view showing CRT display module above and analyzer keyboard/controls below HP 8568A Spectrum Analyzer rear panel showing power supply, cooling fan, RF connectors, and GPIB interface port

    HP 8568A Spectrum Analyzer 100 Hz–1.5 GHz Opt 001 Hewlett Packard For Parts

    HP

    $500.00
    Was: $1,000.00
    HP 8568A Spectrum Analyzer 100 Hz–1.5 GHz Opt 001 Hewlett Packard For Parts Benchtop spectrum analyzer for RF frequency and signal analysis. Covers 100 Hz to 1.5 GHz with 50 ohm input impedance and CRT display. Specifications & What's...
    51972
    SKU:
    51972
    Availability:
    Usually ships within 1–2 business days.
    Weight:
    140.00 LBS
    Brand:
    HP (Hewlett-Packard)
    Model:
    8568A
    MPN:
    8568A
    Type:
    Spectrum Analyzer
    SKU:
    51972
    Condition:
    As-Is / For Parts or Not Working
    Seller Notes:
    Sold as-is for parts/repair. No rack ears included.
    Country/Region of Manufacture:
    United States
    Form Factor:
    Benchtop / Rackmount (no rack ears)
    Frequency Range:
    100 Hz to 1.5 GHz
    Option:
    001
    Measurement Type:
    RF Frequency / Signal Analysis
    Display Type:
    CRT
    Input Impedance:
    50 Ohm
    Compatible With:
    HP 8560 Series, HP 8566B, HP 8568B
    Also Known As:
    Agilent 8568A
    Condition Notes:
    HP 8568A Spectrum Analyzer (100 Hz–1.5 GHz, Opt 001) sold AS-IS for parts/repair. Powers on but won't leave standby — root cause unknown. Not tested, not guaranteed functional. No rack ears. SN 2216A01989.
    $500.00
    Was: $1,000.00
  • HP 8551A Spectrum Analyzer RF Section front panel — three-quarter view showing analog meter, frequency and attenuator knobs on gray chassis HP 8551A Spectrum Analyzer RF Section rear panel — showing fan, ventilation grille, and rear connector area with coaxial cables

    HP 8551A Spectrum Analyzer RF Section 10 MHz-10 GHz 115/230V For Parts

    HP

    $297.00
    Was: $1,600.00
    HP 8551A Spectrum Analyzer RF Section 10 MHz-10 GHz 115/230V For Parts The HP 8551A is a vintage spectrum analyzer RF section designed for direct RF measurement and analysis from 10 MHz to 10 GHz. This benchtop unit served as a modular RF front-end...
    50027
    SKU:
    50027
    Availability:
    This item requires freight shipment or local pickup due to its size and weight — please contact us to arrange shipping before ordering.
    Weight:
    155.00 LBS
    Brand:
    Hewlett-Packard
    Model:
    8551A
    MPN:
    8551A
    Type:
    Spectrum Analyzer RF Section
    SKU:
    50027
    Condition:
    As-Is / For Parts or Not Working
    Seller Notes:
    Powers on to STANDBY only. No power cord included. Freight or local pickup required.
    Country/Region of Manufacture:
    United States
    Form Factor:
    Benchtop
    Power Requirements:
    115/230V, 50/60Hz
    Frequency Range:
    10 MHz to 10 GHz (direct coaxial input)
    Extended Frequency Range:
    8.2 to 40 GHz with external waveguide mixers
    Input Type:
    Direct single coaxial; external waveguide mixers
    Measurement Type:
    RF Spectrum Analysis
    Front Panel Controls:
    Frequency, Spectrum Width, Frequency Tuning, Attenuator, Sensitivity, Signal Identifier
    Rear Panel Outputs:
    LO Output (50 ohm), 2GC IF Input, 2GC Output (Input/Output), 200MC Output
    Fuse Rating:
    0.5A SB / 3A SB (visible on rear panel)
    Switched Line Output:
    Present on rear panel
    Dimensions:
    18.5" W x 16.75" D x 12.50" H
    Era / Vintage:
    1960s
    Condition Notes:
    This HP 8551A Spectrum Analyzer RF Section is being sold AS-IS for parts or repair. When powered, the unit advances only to the STANDBY indicator — no fans spin and no additional lights or displays activate.
    $297.00
    Was: $1,600.00
  • Spectral Dynamics SD345-3B02 Spectrascope III Narrowband Spectrum Analyzer — full front view showing CRT display with green grid and dual-section front panel keypad Spectral Dynamics SD345 Spectrascope III front panel close-up showing brand logo, model designation, and upper keypad sections: X, Y, Function, Avg MI, Plotter, Remote

    Spectral Dynamics SD345-3B02 Spectrascope III Narrowband Spectrum Analyzer

    Spectral Dynamics

    $650.00
    Was: $1,300.00
    Spectral Dynamics SD345-3B02 Spectrascope III Narrowband Spectrum AnalyzerThe Spectral Dynamics SD345-3B02 is a benchtop narrowband spectrum analyzer from Spectral Dynamics Corporation of San Diego — a well-regarded manufacturer of dynamic signal...
    46030
    SKU:
    46030
    Availability:
    Usually ships within 1-2 business days.
    Weight:
    62.00 LBS
    Brand:
    Spectral Dynamics
    Model:
    SD345-3B02
    MPN:
    SD345-3B02
    Type:
    Narrowband Spectrum Analyzer
    SKU:
    46030
    Series:
    Spectrascope III
    Form Factor:
    Benchtop / Portable Rack
    Display Type:
    Built-in CRT / Oscilloscope Screen
    Interface:
    IEEE-488 / GPIB (Addressable)
    Rear Connectors - Input:
    SIG IN (BNC, J1), TIME SYNC (BNC, J2)
    Rear Connectors - Plotter:
    X (J3), Y (J4), Composite Video (J5), Pen Lift (J6)
    Rear Connectors - Scope:
    Scope Y (J7), Scope X (J8)
    Rear Connectors - Trigger:
    Sweep Trig (J9), Memory Period (J10), Gated Sweep Trig / Z Axis (J11), Mem Sync (J12)
    Rear Panel - Control Buses:
    Sense & Control (J7), Auxiliary (J8) — D-sub multi-pin
    Power Fuse:
    10A SLO
    Country/Region of Manufacture:
    United States
    Manufacturer Location:
    Spectral Dynamics Corporation of San Diego, CA
    Front Panel Sections:
    X, Y, Function, Avg MI, Panel, Plotter, Remote, Spectrum, Sensitivity, Translator, Range, Level, Signal
    Condition:
    Used – Powers On
    Seller Notes:
    Powers on and display illuminates. Unable to fully test. Sold as-is for parts or use.
    Condition Notes:
    Spectral Dynamics SD345-3B02 Spectrascope III powers on and CRT display illuminates. Unable to fully test all functions. Sold as-is. Good cosmetic condition overall. Please view photos and contact us with questions.
    $650.00
    Was: $1,300.00