Skip to main content
Hi !Hi! Sign in or registerDaily DealsBrand OutletGift CardsHelp & Contact
Sell
Watchlist
My eBay
  • Summary
  • Recently Viewed
  • Bids/Offers
  • Watchlist
  • Purchase History
  • Buy Again
  • Selling
  • Saved Feed
  • Saved Searches
  • Saved Sellers
  • My Garage
  • Sizes
  • My Collection
  • Messages
  • PSA Vault
Please sign-in to view notifications.
Loading...
eBay Home
Advanced
Copyright © 1995-2025 eBay Inc. All Rights Reserved. Accessibility, User Agreement, Privacy, Consumer Health Data, Payments Terms of Use, Cookies, CA Privacy Notice, Your Privacy Choices and AdChoice

lock in amplifier

Related Searches

  • Lock in Amp
  • Amplifier Block
  • Amplifier High Level Input
  • Public Address Amplifier
  • Leak Amplifier
  • Log Amplifier
  • Listening Amplifier
  • Lna Low Noise Amplifier
  • Lna Amplifier
  • Mono Block Amp
  • Solid State Logic Preamp
  • Amp Multilock Connector

More to explore

  • 150w Amplifier In Home Audio Amplifiers & Preamps
  • 1u Amplifier
  • 40W Amplifier Indiana Home Audio Amplifiers & Preamps
  • 45 Amplifier In Vintage Amplifiers & Tube Amps
  • 4ohm Amplifier Indiana Home Audio Amplifiers & Preamps
  • 50 Watt Amplifier In Amplifier Parts & Components
  • 50 Watt Amplifier In Guitar Amplifiers
  • 50 Watt Amplifier In Home Audio Amplifiers & Preamps
  • 6 Zone Amplifier
  • 70v Amplifier
  • 8 Ohm Amplifier In Amplifier Parts & Components
  • 8 Ohm Amplifier In Home Audio Amplifiers & Preamps
  • Alpha Amplifier
  • Alpha Linear Amplifier
  • Amplified Bible
  • Amplified Computer Speakers
  • Amplified Motorcycle Speakers
  • Amplifier 220V Indiana Home Audio Amplifiers & Preamps
  • Amplifier Chassis
  • Amplifier Pair In Vintage Amplifiers & Tube Amps
  • Amplifier Pair Indiana Home Audio Amplifiers & Preamps
  • Amplifier Pcb Indiana Home Audio Amplifiers & Preamps
  • Amplifier Remote Control In Home Audio Amplifiers & Preamps
  • Amplifier Repair In Pro Audio Amplifiers
  • Amplifier Repair In Vintage Amplifiers & Tube Amps
  • Ati Amplifier
  • Audio Amplifier
  • Audiophile Amplifier In Vintage Amplifiers & Tube Amps
  • Base Amplifier In Ham Radio Amplifiers
  • Bell Amplifier
  • Cable Modem Amplifier
  • Catv Signal Amplifier
  • Cb Amplifier In Ham Radio Amplifiers
  • Cb Linear Amplifier
  • Cb Radio Amplifiers In Ham Radio Amplifiers
  • Class A Audio Amplifiers
  • Coaxial Amplifier
  • Crown Cts Amplifier
  • Digital Cable Amplifier
  • Drop Amplifier
  • FM Signal Amplifiers
  • Forte Amplifier Indiana Home Audio Amplifiers & Preamps
  • Ghz Power Amplifier Indiana RF Amplifiers & Microwave Amplifiers
  • Ham Linear Amplifier
  • Hdmi Splitter Amplifier
  • Hdtv Antenna Amplifier
  • Hf Linear Amplifier
  • Hi End Amplifier
  • Hifi Amplifier
  • Home Subwoofer Amplifier
  • Home Theater Amplifier
  • Integrated Tube Amplifier In Home Audio Amplifiers & Preamps
  • Kenwood Ka Amplifier In Home Audio Amplifiers & Preamps
  • Leak Amplifier Indiana Vintage Amplifiers & Tube Amps
  • Lock Lock Bowls
  • Lock Lock Cereal
  • Lock Lock Divided
  • Low Noise Amplifier
  • Mono Tube Amplifier
  • Multi Channel Amplifier
  • Multi Zone Amplifier
  • Multimedia Drop Amplifier
  • Onkyo Integra Amplifier
  • Organ Amplifier In Vintage Amplifiers & Tube Amps
  • Palomar Amplifier
  • Pioneer Amplifier
  • Plate Amplifier Indiana Pro Audio Amplifiers
  • Power Amplifier Kit In Home Audio Amplifiers & Preamps
  • Qsc Amplifier Gx
  • Radio Amplifier In Home Audio Amplifiers & Preamps
  • Repeater Amplifier In Ham Radio Amplifiers
  • Rf Power Amplifier
  • Set Amplifier In Vintage Amplifiers & Tube Amps
  • Single Ended Amplifier Indiana Vintage Amplifiers & Tube Amps
  • Soft Start Amplifier
  • Sony Es Amplifier
  • Speaker Power Amplifier In Home Audio Amplifiers & Preamps
  • Stereo Headphone Amplifier Indiana Amplifier Parts & Components
  • Stromberg Carlson Amplifier
  • Studio Amplifier
  • Subwoofer Amplifier In Amplifier Parts & Components
  • Triode Tube Amplifier In Vintage Amplifiers & Tube Amps
  • Tube Amplifier
  • Tube Amplifier Japan In Home Audio Amplifiers & Preamps
  • Tube Amplifier Japan In Vintage Amplifiers & Tube Amps
  • Tube Headphone Amplifier
  • Tv Antenna Amplifier
  • Uhf Power Amplifier In Ham Radio Amplifiers
  • Uhf Rf Amplifier In Ham Radio Amplifiers
  • Valve Amplifier
  • Vhf Power Amplifier In Ham Radio Amplifiers
  • Vhf Rf Amplifier
  • Vintage Crown Amplifier In Vintage Amplifiers & Tube Amps
  • Vintage Dukane Amplifiers
  • Vintage Receiver Amplifier
  • Vintage Tube Amplifier In Guitar Amplifiers
  • Vintage Tube Amplifier In Vintage Guitar Amplifiers
  • Vintage Yamaha Amplifier In Home Audio Amplifiers & Preamps
  • Wifi Antenna Amplifier
  • Wurlitzer Amplifier In Vintage Amplifiers & Tube Amps

breadcrumb

  • eBay
  • lock in amplifier
  • All Listings
  • Auction
  • Buy It Now
  • Best Match
  • Time: ending soonest
  • Time: newly listed
  • Price + Shipping: lowest first
  • Price + Shipping: highest first
  • Distance: nearest first
  • List View
  • Gallery View

360 Results

Sort: Best Match

  • Best Match
  • Time: ending soonest
  • Time: newly listed
  • Price + Shipping: lowest first
  • Price + Shipping: highest first
  • Distance: nearest first

  • Stanford Research Systems SR510 Lock-In Amplifier - Image 1 of 1

    Stanford Research Systems SR510 Lock-In Amplifier

    Pre-Owned · Stanford Research Systems
    (3)
    $350.00
    $48.00 shipping
    10 watching
    I⁣3⁣S⁣ ⁣p⁣2⁣о⁣2⁣ ⁣n⁣1⁣s⁣o⁣r⁣B⁣e⁣d⁣⁣⁣⁣ ⁣2⁣F⁣⁣ ⁣⁣W⁣⁣
    • SRS Stanford Research SR510 Single Phase Lock-In Amplifier - Image 1 of 2
    • SRS Stanford Research SR510 Single Phase Lock-In Amplifier - Image 2 of 2

    SRS Stanford Research SR510 Single Phase Lock-In Amplifier

    Parts Only
    $199.99
    $48.00 shipping
    S⁣P⁣2⁣ ⁣3⁣p⁣D⁣ ⁣o⁣n⁣Z⁣s⁣о⁣r⁣e⁣d⁣⁣⁣⁣⁣3⁣ ⁣F⁣⁣⁣⁣J⁣⁣
    • Lot of 2 Thorlabs Phase controller PC100 Lock in Amplifier LIA100 w/ power cable - Image 1 of 4
    • Lot of 2 Thorlabs Phase controller PC100 Lock in Amplifier LIA100 w/ power cable - Image 2 of 4
    • Lot of 2 Thorlabs Phase controller PC100 Lock in Amplifier LIA100 w/ power cable - Image 3 of 4
    • Lot of 2 Thorlabs Phase controller PC100 Lock in Amplifier LIA100 w/ power cable - Image 4 of 4

    Lot of 2 Thorlabs Phase controller PC100 Lock in Amplifier LIA100 w/ power cable

    $299.99
    $19.32 shipping
    Ѕ⁣P⁣p⁣o⁣F⁣n⁣ ⁣N⁣s⁣J⁣ ⁣4⁣Q⁣ ⁣2⁣o⁣r⁣e⁣d⁣Z⁣ ⁣Z⁣⁣⁣⁣U⁣⁣⁣
    • Princeton Applied Research 124A Lock In Amplifier w/ 117 Differential Amplifier - Image 1 of 4
    • Princeton Applied Research 124A Lock In Amplifier w/ 117 Differential Amplifier - Image 2 of 4
    • Princeton Applied Research 124A Lock In Amplifier w/ 117 Differential Amplifier - Image 3 of 4
    • Princeton Applied Research 124A Lock In Amplifier w/ 117 Differential Amplifier - Image 4 of 4

    Princeton Applied Research 124A Lock In Amplifier w/ 117 Differential Amplifier

    Pre-Owned
    $149.98
    $33.32 shipping
    L⁣W⁣⁣ ⁣⁣⁣9⁣⁣⁣⁣8⁣ ⁣Y⁣L⁣ ⁣9⁣4⁣ ⁣0⁣V⁣ ⁣⁣I⁣⁣ ⁣⁣⁣ ⁣
  • Ithaco Dynatrac 391 A Lock-in Amplifier Untested Needs Fuse - Image 1 of 4

    Ithaco Dynatrac 391 A Lock-in Amplifier Untested Needs Fuse

    Parts Only
    $149.99
    or Best Offer
    $30.49 shipping
    M⁣Z⁣⁣⁣ ⁣J⁣H⁣⁣ ⁣4⁣⁣⁣⁣4⁣⁣⁣ ⁣P⁣⁣⁣F⁣⁣ ⁣X⁣⁣⁣J⁣⁣
  • Stanford Research SRS Lock-in-Amplifier Repair Service: Sr810 Sr830 Sr850 READ! - Image 1 of 4

    Stanford Research SRS Lock-in-Amplifier Repair Service: Sr810 Sr830 Sr850 READ!

    Parts Only · Stanford Research Systems
    (2)
    $199.00
    $20.00 shipping
    ⁣O⁣⁣C⁣⁣⁣⁣ ⁣⁣0⁣5⁣ ⁣⁣⁣W⁣9⁣ ⁣⁣8⁣J⁣ ⁣8⁣L⁣ ⁣K⁣⁣⁣⁣
  • EG&G 5208 Lock-In Amplifier (free ship) (S26) - Image 1 of 3

    EG&G 5208 Lock-In Amplifier (free ship) (S26)

    Pre-Owned
    $229.99
    Free shipping
    0 bids
    5d 1h
    O⁣Z⁣ ⁣⁣E⁣⁣Y⁣⁣⁣⁣ ⁣⁣⁣I⁣⁣K⁣⁣⁣ ⁣⁣⁣L⁣⁣J⁣⁣⁣⁣⁣
  • SRS Stanford Research Systems SR850 DSP LOCK-IN AMPLIFIER - Image 1 of 4

    New ListingSRS Stanford Research Systems SR850 DSP LOCK-IN AMPLIFIER

    Pre-Owned
    $2,300.00
    $25.00 shipping
    L⁣T⁣ ⁣⁣5⁣⁣J⁣⁣ ⁣U⁣⁣⁣⁣⁣I⁣⁣ ⁣⁣⁣Y⁣⁣E⁣ ⁣R⁣E⁣ ⁣A⁣⁣
  • PRINCETON APPLIED RESEARCH   5203 LOCK-IN AMPLIFIER FREE SHIPPING - Image 1 of 2

    PRINCETON APPLIED RESEARCH   5203 LOCK-IN AMPLIFIER FREE SHIPPING

    Pre-Owned
    $120.00
    Free shipping
    E⁣⁣G⁣ ⁣Q⁣Q⁣ ⁣R⁣⁣⁣⁣O⁣ ⁣⁣⁣⁣X⁣Q⁣⁣ ⁣⁣O⁣V⁣⁣⁣⁣⁣⁣
  • Zurich Instruments 50 MHz Lock-In Amplifier model HF2LI with Multi-Frequency Opt - Image 1 of 4

    Zurich Instruments 50 MHz Lock-In Amplifier model HF2LI with Multi-Frequency Opt

    $11,999.99
    $81.88 shipping
    3 watching
    ⁣O⁣L⁣⁣⁣⁣ ⁣F⁣N⁣ ⁣K⁣4⁣⁣ ⁣0⁣⁣0⁣ ⁣T⁣L⁣⁣⁣ ⁣⁣⁣⁣⁣M⁣
  • EG&G Princeton Applied Research 5209 Lock In Amplifier Untested - Image 1 of 4

    EG&G Princeton Applied Research 5209 Lock In Amplifier Untested

    Parts Only
    $179.99
    or Best Offer
    Free shipping
    O⁣8⁣ ⁣⁣1⁣⁣⁣S⁣ ⁣⁣0⁣⁣⁣8⁣ ⁣D⁣⁣⁣0⁣ ⁣⁣⁣T⁣2⁣ ⁣E⁣⁣⁣
  • Ithaco Dynatrac 391A Lock-in Amplifier - Image 1 of 4

    Ithaco Dynatrac 391A Lock-in Amplifier

    Pre-Owned
    $249.00
    $32.50 shipping
    ⁣G⁣Y⁣⁣⁣⁣⁣⁣ ⁣⁣⁣⁣G⁣D⁣⁣⁣ ⁣R⁣⁣⁣3⁣⁣ ⁣⁣⁣⁣K⁣⁣
  • Stanford Research SR830 DSP Lock-in Amplifier - Image 1 of 2

    New ListingStanford Research SR830 DSP Lock-in Amplifier

    Pre-Owned
    $5,750.00
    or Best Offer
    $350.00 shipping
    ⁣⁣I⁣G⁣ ⁣⁣3⁣U⁣⁣⁣ ⁣⁣⁣1⁣⁣⁣R⁣ ⁣O⁣W⁣ ⁣U⁣⁣G⁣ ⁣⁣⁣⁣
  • EG&G Princeton Applied Research 5207 Lock-in Amplifier. *** Working!! *** - Image 1 of 4

    EG&G Princeton Applied Research 5207 Lock-in Amplifier. *** Working!! ***

    Pre-Owned · EG&G
    $249.95
    $114.05 shipping
    T⁣H⁣S⁣p⁣o⁣ ⁣5⁣n⁣1⁣ѕ⁣o⁣r⁣e⁣ ⁣H⁣P⁣ ⁣d⁣⁣⁣⁣⁣Q⁣⁣6⁣⁣⁣⁣
  • Palo Alto Research 200 Two Phase Lock-in Amplifier TESTED! Programmable - Image 1 of 4

    Palo Alto Research 200 Two Phase Lock-in Amplifier TESTED! Programmable

    Pre-Owned
    $995.00
    $49.00 shipping
    S⁣G⁣p⁣8⁣ ⁣1⁣o⁣O⁣n⁣ѕ⁣o⁣ ⁣r⁣e⁣d⁣⁣⁣⁣⁣⁣R⁣⁣3⁣⁣ ⁣⁣⁣V⁣
  • Ithaco Dynatrac 393 Lock-in Amplifier 35 - Image 1 of 4

    Ithaco Dynatrac 393 Lock-in Amplifier 35

    Pre-Owned
    $175.00
    or Best Offer
    $34.77 shipping
    S⁣S⁣p⁣o⁣n⁣s⁣о⁣r⁣X⁣e⁣ ⁣d⁣3⁣N⁣ ⁣P⁣⁣Z⁣ ⁣G⁣⁣⁣E⁣ ⁣J⁣⁣7⁣⁣
  • LI5640 [Calibrated Certificate] Digital Lock-in Amplifier NF Corp - Image 1 of 4

    LI5640 [Calibrated Certificate] Digital Lock-in Amplifier NF Corp

    Pre-Owned
    $3,550.00
    or Best Offer
    Free shipping
    T⁣⁣⁣P⁣ ⁣⁣B⁣4⁣⁣⁣ ⁣Y⁣2⁣⁣ ⁣V⁣⁣⁣⁣⁣⁣⁣1⁣⁣ ⁣⁣R⁣G⁣
  • ESTATE* VINTAGE EG&G BROOKDEAL LOCK-IN AMPLIFIER SERIAL # 062 - Image 1 of 4

    ESTATE* VINTAGE EG&G BROOKDEAL LOCK-IN AMPLIFIER SERIAL # 062

    Parts Only · EG&G
    $69.99
    $91.04 shipping
    W⁣⁣⁣⁣F⁣⁣ ⁣⁣⁣⁣⁣M⁣R⁣ ⁣⁣5⁣U⁣⁣ ⁣E⁣⁣Z⁣⁣ ⁣T⁣9⁣⁣ ⁣
  • Ithaco Dynatrac 391A 391 A Lock-In Amplifier - Image 1 of 4

    Ithaco Dynatrac 391A 391 A Lock-In Amplifier

    $124.99
    or Best Offer
    Free shipping
    B⁣⁣⁣⁣⁣⁣⁣⁣S⁣ ⁣5⁣⁣⁣⁣A⁣ ⁣⁣E⁣⁣⁣⁣0⁣⁣⁣⁣⁣⁣⁣
  • EG&G INSTRUMENTS Signal Recovery 7265 DSP Lock-in Amplifier - Image 1 of 1

    EG&G INSTRUMENTS Signal Recovery 7265 DSP Lock-in Amplifier

    Pre-Owned · Signal
    $2,850.00
    or Best Offer
    Free shipping
    ⁣7⁣⁣O⁣ ⁣⁣W⁣⁣⁣⁣D⁣ ⁣⁣⁣⁣⁣⁣⁣1⁣1⁣ ⁣6⁣X⁣ ⁣7⁣⁣⁣Z⁣
  • Stanford Research Systems SR830 DSP Lock-In Amplifier - Image 1 of 4

    Stanford Research Systems SR830 DSP Lock-In Amplifier

    Pre-Owned · Stanford Research Systems
    (2)
    $4,125.00
    or Best Offer
    $147.66 shipping
    ⁣⁣⁣⁣⁣A⁣V⁣⁣⁣⁣⁣ ⁣⁣⁣D⁣G⁣⁣⁣ ⁣⁣⁣⁣⁣L⁣1⁣ ⁣⁣⁣
  • EG&G / Princeton Applied Research 128A Lock-in Amplifier 0.5 Hz - 100 kHz - Fair - Image 1 of 4

    EG&G / Princeton Applied Research 128A Lock-in Amplifier 0.5 Hz - 100 kHz - Fair

    Pre-Owned · EG&G
    $257.20
    or Best Offer
    Free shipping
    ⁣⁣⁣7⁣⁣⁣⁣I⁣⁣ ⁣E⁣⁣Z⁣⁣⁣⁣ ⁣3⁣H⁣⁣⁣⁣ ⁣⁣T⁣⁣⁣D⁣
  • PAR Model: 128A Lock-In Amplifier 0.5Hz - 100MHz w/Rack Mounts (Good Condition) - Image 1 of 4

    PAR Model: 128A Lock-In Amplifier 0.5Hz - 100MHz w/Rack Mounts (Good Condition)

    Pre-Owned
    $299.95
    or Best Offer
    Free shipping
    P⁣⁣G⁣⁣ ⁣Z⁣J⁣⁣ ⁣6⁣4⁣ ⁣⁣⁣R⁣X⁣ ⁣W⁣⁣1⁣ ⁣⁣⁣ ⁣⁣⁣⁣⁣
  • ITHACO 3921 Lock-In Amplifier - Image 1 of 4

    ITHACO 3921 Lock-In Amplifier

    Pre-Owned
    $63.00
    or Best Offer
    $33.00 shipping
    Q⁣⁣⁣S⁣ ⁣1⁣⁣U⁣⁣ ⁣K⁣⁣⁣⁣F⁣ ⁣⁣⁣Y⁣0⁣⁣ ⁣0⁣J⁣⁣ ⁣⁣Q⁣
  • EG&G Princeton Applied Research Model 129A Lock-In Amplifier 0.5Hz-100kHz - Image 1 of 4

    EG&G Princeton Applied Research Model 129A Lock-In Amplifier 0.5Hz-100kHz

    Parts Only
    $299.00
    $38.50 shipping
    ⁣⁣K⁣Z⁣ ⁣⁣W⁣⁣⁣E⁣ ⁣⁣8⁣⁣⁣⁣⁣⁣X⁣ ⁣⁣⁣S⁣M⁣ ⁣R⁣⁣P⁣
  • Plug-In Module Lock-In Amplifier/Dither Generator Backplane Gain Phase Adjust - Image 1 of 4

    Plug-In Module Lock-In Amplifier/Dither Generator Backplane Gain Phase Adjust

    Pre-Owned · Unbranded
    $196.95
    or Best Offer
    Free shipping
    8⁣⁣⁣3⁣⁣⁣ ⁣⁣⁣⁣⁣I⁣⁣V⁣⁣⁣⁣⁣ ⁣G⁣⁣I⁣ ⁣⁣⁣X⁣⁣⁣
  • EG&G / PAR Model 5202 Lock-In Amplifier 0.1-50MHz, tested good Princeton - Image 1 of 4

    EG&G / PAR Model 5202 Lock-In Amplifier 0.1-50MHz, tested good Princeton

    Pre-Owned
    $650.00
    $31.84 shipping
    I⁣⁣Y⁣ ⁣⁣Y⁣⁣2⁣⁣ ⁣W⁣⁣⁣⁣⁣⁣⁣R⁣⁣⁣⁣⁣ ⁣⁣H⁣P⁣ ⁣⁣
  • EG&G Princeton Applied Research - model 5208 - Lock-in Amplifier - PH37 - Image 1 of 4

    EG&G Princeton Applied Research - model 5208 - Lock-in Amplifier - PH37

    Pre-Owned
    $399.98
    $65.00 shipping
    ⁣O⁣9⁣⁣⁣ ⁣X⁣X⁣ ⁣Z⁣⁣⁣8⁣ ⁣⁣M⁣⁣⁣⁣P⁣⁣⁣⁣ ⁣7⁣⁣⁣X⁣
  • Oriel 70707 Lock In Amplifier 110v 50/60Hz .5 Amp Free Shipping USA Made - Image 1 of 4

    Oriel 70707 Lock In Amplifier 110v 50/60Hz .5 Amp Free Shipping USA Made

    Pre-Owned
    $315.00
    Was: $350.00was - US $350.00
    Free shipping
    E⁣T⁣Ѕ⁣ ⁣p⁣o⁣B⁣n⁣s⁣o⁣8⁣ ⁣T⁣r⁣5⁣ ⁣1⁣P⁣ ⁣e⁣d⁣7⁣⁣U⁣ ⁣R⁣⁣⁣
  • EG&G Princeton Applied Research Parc 128A Lock-In Amplifier - Image 1 of 4

    EG&G Princeton Applied Research Parc 128A Lock-In Amplifier

    Parts Only
    $299.99
    Was: $499.99was - US $499.99
    or Best Offer
    $35.00 shipping
    K⁣A⁣ ⁣Ѕ⁣K⁣2⁣ ⁣p⁣P⁣H⁣o⁣n⁣s⁣o⁣r⁣e⁣d⁣ ⁣O⁣N⁣ ⁣N⁣R⁣⁣⁣⁣ ⁣⁣
  • EG&G Princeton Applied Research 5210 Dual Phase Lock-In Amplifier - Image 1 of 2

    EG&G Princeton Applied Research 5210 Dual Phase Lock-In Amplifier

    Pre-Owned · EG&G
    (1)
    $499.99
    $58.00 shipping
    I⁣S⁣6⁣p⁣o⁣n⁣ ⁣0⁣6⁣ ⁣s⁣o⁣r⁣Z⁣6⁣ ⁣е⁣Q⁣N⁣ ⁣d⁣⁣⁣⁣⁣L⁣B⁣ ⁣
  • EG&G PARC Princeton Applied Research Model 5101 Lock-In Amplifier 5 Hz - 100 kHz - Image 1 of 4

    EG&G PARC Princeton Applied Research Model 5101 Lock-In Amplifier 5 Hz - 100 kHz

    Pre-Owned
    $449.99
    Was: $749.99was - US $749.99
    or Best Offer
    $50.00 shipping
    L⁣S⁣7⁣p⁣ ⁣T⁣o⁣n⁣Z⁣ѕ⁣ ⁣O⁣o⁣r⁣7⁣ ⁣U⁣O⁣ ⁣L⁣e⁣K⁣ ⁣d⁣⁣⁣⁣⁣
  • ITHACO NF 3961B Dual Phase Lock-In Amplifier, good working order (Made in Japan) - Image 1 of 4

    ITHACO NF 3961B Dual Phase Lock-In Amplifier, good working order (Made in Japan)

    Pre-Owned
    $425.00
    or Best Offer
    $58.69 shipping
    ⁣8⁣⁣⁣⁣⁣O⁣⁣ ⁣M⁣⁣⁣⁣⁣K⁣ ⁣⁣⁣⁣⁣4⁣⁣F⁣⁣⁣⁣⁣⁣
  • Two EG&G Princeton Applied Research Model 5101 Lock-In Amplifier 5 Hz - 100 kHz - Image 1 of 4

    Two EG&G Princeton Applied Research Model 5101 Lock-In Amplifier 5 Hz - 100 kHz

    Pre-Owned
    $300.00
    $26.92 shipping
    0 bids
    3d 6h
    5⁣O⁣⁣ ⁣S⁣⁣D⁣⁣⁣ ⁣P⁣⁣⁣⁣⁣⁣⁣Z⁣⁣⁣ ⁣0⁣4⁣ ⁣T⁣Q⁣⁣ ⁣
  • STANFORD RESEARCH SYSTEMS SR550 FET VOLTAGE PREAMPLIFIER WITH CABLE SRS - Image 1 of 4

    STANFORD RESEARCH SYSTEMS SR550 FET VOLTAGE PREAMPLIFIER WITH CABLE SRS

    Pre-Owned
    $261.72
    or Best Offer
    $18.00 shipping
    4⁣K⁣ ⁣4⁣L⁣⁣⁣ ⁣⁣P⁣H⁣ ⁣⁣Q⁣⁣⁣7⁣⁣⁣ ⁣⁣⁣⁣⁣P⁣9⁣ ⁣⁣
  • STANFORD RESEARCH SR830 DSP LOCK-IN AMPLIFIER Lab tested and ready to use. - Image 1 of 3

    STANFORD RESEARCH SR830 DSP LOCK-IN AMPLIFIER Lab tested and ready to use.

    Pre-Owned · Stanford Research Systems
    (2)
    $4,500.00
    or Best Offer
    Free shipping
    ⁣L⁣⁣⁣⁣⁣⁣B⁣⁣ ⁣2⁣A⁣⁣ ⁣⁣Q⁣⁣S⁣⁣⁣⁣⁣⁣⁣ ⁣M⁣H⁣⁣
  • Stanford Research Systems SR510 Lock-In Amplifier - TESTED - Image 1 of 4

    Stanford Research Systems SR510 Lock-In Amplifier - TESTED

    Parts Only
    $200.00
    $30.59 shipping
    ⁣T⁣A⁣ ⁣⁣2⁣⁣I⁣⁣⁣⁣⁣ ⁣⁣2⁣2⁣⁣ ⁣9⁣M⁣⁣ ⁣⁣6⁣Z⁣⁣ ⁣⁣
  • Eg&g PAR Princeton Applied Research 124A Lock-In Amplifier w/ 185 Preamp AS IS - Image 1 of 4

    Eg&g PAR Princeton Applied Research 124A Lock-In Amplifier w/ 185 Preamp AS IS

    Parts Only
    $199.99
    $68.50 shipping
    21 watching
    ⁣⁣⁣O⁣C⁣ ⁣1⁣⁣Q⁣⁣ ⁣⁣⁣⁣⁣X⁣⁣⁣⁣⁣L⁣⁣ ⁣⁣P⁣T⁣⁣ ⁣
  • ** Make OFFER** EG&G/PAR 5210 Two Phase Lock In Amplifier - Image 1 of 4

    ** Make OFFER** EG&G/PAR 5210 Two Phase Lock In Amplifier

    Pre-Owned
    $1,275.00
    or Best Offer
    Free shipping
    O⁣2⁣S⁣p⁣о⁣n⁣ ⁣s⁣o⁣H⁣D⁣r⁣e⁣ ⁣K⁣d⁣⁣0⁣ ⁣2⁣0⁣⁣⁣⁣⁣ ⁣⁣⁣
  • Stanford Research Systems SR530 Lock-In Amplifier w/ GPIB and Oscillator Options - Image 1 of 4

    Stanford Research Systems SR530 Lock-In Amplifier w/ GPIB and Oscillator Options

    Parts Only
    $479.20
    Was: $599.00was - US $599.00
    or Best Offer
    Free shipping
    Only 1 left!
    V⁣S⁣V⁣p⁣ ⁣4⁣o⁣H⁣ ⁣n⁣s⁣6⁣o⁣Y⁣r⁣ ⁣е⁣d⁣⁣1⁣⁣⁣⁣⁣⁣1⁣⁣⁣
  • EG&G / PAR 5301A Lock-in Amplifier. 2 Hz to 210 KHz (KFR14) - Image 1 of 4

    EG&G / PAR 5301A Lock-in Amplifier. 2 Hz to 210 KHz (KFR14)

    Pre-Owned · EG&G
    $562.50
    Was: $750.00was - US $750.00
    or Best Offer
    $113.52 shipping
    U⁣J⁣⁣ ⁣N⁣⁣5⁣ ⁣⁣⁣⁣H⁣2⁣ ⁣⁣L⁣A⁣ ⁣J⁣⁣H⁣ ⁣⁣⁣⁣⁣⁣⁣
  • STANFORD RESEARCH SYSTEMS SR510 LOCK-IN AMPLIFIER - Image 1 of 4

    STANFORD RESEARCH SYSTEMS SR510 LOCK-IN AMPLIFIER

    Pre-Owned · Stanford Research Systems
    (3)
    $499.95
    or Best Offer
    $75.88 shipping
    K⁣B⁣⁣⁣ ⁣E⁣H⁣⁣⁣ ⁣⁣I⁣D⁣⁣ ⁣⁣2⁣⁣⁣⁣O⁣ ⁣O⁣9⁣⁣ ⁣F⁣⁣
  • Hinds Instruments 2-Signaloc? 2100 Lock-In Amplifier? taking from exicor unit - Image 1 of 4

    Hinds Instruments 2-Signaloc? 2100 Lock-In Amplifier? taking from exicor unit

    Pre-Owned
    $499.00
    or Best Offer
    $49.00 shipping
    ⁣V⁣⁣⁣H⁣ ⁣⁣V⁣⁣U⁣ ⁣⁣⁣D⁣⁣⁣B⁣⁣⁣⁣ ⁣K⁣⁣⁣3⁣ ⁣Q⁣⁣
  • MODEL 5210 / DUAL PHASE ANALOG LOCK IN AMPLIFIER 0.5HZ-120 KHZ / EG&G PRINCETON - Image 1 of 4

    MODEL 5210 / DUAL PHASE ANALOG LOCK IN AMPLIFIER 0.5HZ-120 KHZ / EG&G PRINCETON

    Pre-Owned
    $550.89
    or Best Offer
    $962.87 shipping
    ⁣L⁣⁣1⁣⁣⁣⁣ ⁣⁣⁣⁣N⁣I⁣⁣ ⁣A⁣⁣⁣F⁣ ⁣⁣V⁣C⁣⁣ ⁣⁣W⁣B⁣
  • EG&G PARC 124A Lock-In Amplifier w/ Module 116 Differential Pre-Amp NoTop - USED - Image 1 of 4

    EG&G PARC 124A Lock-In Amplifier w/ Module 116 Differential Pre-Amp NoTop - USED

    Pre-Owned
    $265.50
    Was: $295.00was - US $295.00
    Free shipping
    ⁣A⁣⁣G⁣ ⁣⁣C⁣⁣H⁣ ⁣⁣⁣X⁣⁣⁣⁣⁣8⁣⁣ ⁣D⁣1⁣ ⁣D⁣K⁣ ⁣A⁣⁣
  • Stanford Research Systems, SR810 DSP-Lock-in Amplifier, Calibrated 4-2025(SR830) - Image 1 of 4

    Stanford Research Systems, SR810 DSP-Lock-in Amplifier, Calibrated 4-2025(SR830)

    Pre-Owned
    $4,500.00
    or Best Offer
    $18.40 shipping
    H⁣⁣J⁣ ⁣⁣G⁣⁣⁣R⁣ ⁣8⁣⁣W⁣ ⁣C⁣G⁣⁣ ⁣W⁣8⁣⁣⁣ ⁣9⁣⁣⁣⁣⁣
  • Princeton Applied Research PAR Model HR-8 Lock-In Amplifier Typ A 1.5cps 150 KC - Image 1 of 4

    Princeton Applied Research PAR Model HR-8 Lock-In Amplifier Typ A 1.5cps 150 KC

    Pre-Owned
    $314.95
    Was: $349.94was - US $349.94
    or Best Offer
    Free shipping
    ⁣⁣⁣⁣V⁣F⁣⁣⁣ ⁣⁣M⁣⁣M⁣⁣ ⁣⁣E⁣W⁣⁣ ⁣⁣⁣⁣S⁣⁣D⁣⁣⁣
  • Stanford Research Systems SR810 DSP Lock In Amplifier ~ Calibrated!! - Image 1 of 4

    Stanford Research Systems SR810 DSP Lock In Amplifier ~ Calibrated!!

    Pre-Owned
    $2,950.00
    or Best Offer
    $125.00 shipping
    ⁣⁣I⁣⁣S⁣⁣ ⁣⁣N⁣B⁣⁣⁣ ⁣⁣6⁣A⁣⁣ ⁣⁣⁣⁣⁣E⁣⁣7⁣⁣⁣⁣
  • Ithaco Dynatrac 391 A Lock-in Amplifier 391A 391OPT2 - Image 1 of 4

    Ithaco Dynatrac 391 A Lock-in Amplifier 391A 391OPT2

    Pre-Owned
    $499.00
    or Best Offer
    $114.05 shipping
    ⁣⁣⁣F⁣⁣J⁣⁣⁣ ⁣4⁣⁣N⁣⁣ ⁣L⁣X⁣ ⁣⁣3⁣⁣R⁣ ⁣C⁣Q⁣⁣ ⁣D⁣⁣
  • STANFORD RESEARCH SR830 DSP LOCK-IN AMPLIFIER Comes Calibrated with Cert. - Image 1 of 4

    STANFORD RESEARCH SR830 DSP LOCK-IN AMPLIFIER Comes Calibrated with Cert.

    Pre-Owned · Stanford Research Systems
    (2)
    $4,990.00
    $68.89 shipping
    ⁣G⁣⁣⁣Y⁣⁣⁣⁣ ⁣D⁣Z⁣⁣⁣⁣ ⁣⁣C⁣⁣⁣D⁣ ⁣⁣⁣8⁣A⁣ ⁣Q⁣W⁣
  • EG&G PARC 128A Lock-In amplifier - Image 1 of 4

    EG&G PARC 128A Lock-In amplifier

    Pre-Owned
    $225.25
    Was: $265.00was - US $265.00
    or Best Offer
    $69.30 shipping
    8⁣⁣⁣V⁣⁣ ⁣7⁣⁣⁣⁣V⁣ ⁣U⁣D⁣ ⁣⁣⁣⁣⁣⁣⁣4⁣E⁣ ⁣⁣8⁣B⁣⁣
  • EG&G Princeton Applied Research 5207 Lock-in Amplifier - Image 1 of 3

    EG&G Princeton Applied Research 5207 Lock-in Amplifier

    Pre-Owned · EG&G
    $165.00
    Free shipping
    6⁣G⁣ ⁣8⁣⁣⁣B⁣ ⁣G⁣⁣E⁣ ⁣⁣⁣⁣⁣L⁣⁣⁣⁣C⁣⁣⁣ ⁣3⁣X⁣⁣⁣
  • EG&G Princeton Applied Research Model 5202 Lock-In Amplifier 0.1-50MHz - Image 1 of 2

    EG&G Princeton Applied Research Model 5202 Lock-In Amplifier 0.1-50MHz

    Pre-Owned
    $499.99
    $75.00 shipping
    Only 1 left!
    ⁣P⁣D⁣⁣ ⁣U⁣⁣⁣⁣⁣M⁣⁣ ⁣Z⁣⁣⁣8⁣ ⁣C⁣⁣W⁣⁣ ⁣⁣S⁣U⁣ ⁣⁣
  • Signal Recovery 5105 Dual Phase Lock-in Amplifier - Image 1 of 4

    Signal Recovery 5105 Dual Phase Lock-in Amplifier

    Brand New
    $899.00
    or Best Offer
    $7.01 shipping
    O⁣6⁣ ⁣B⁣⁣N⁣ ⁣⁣A⁣Q⁣⁣⁣⁣⁣ ⁣W⁣⁣⁣⁣⁣⁣6⁣⁣⁣ ⁣⁣⁣⁣
  • EG&G Princeton Applied Research - model 5207 - Lock-in Amplifier - PG76 - Image 1 of 4

    EG&G Princeton Applied Research - model 5207 - Lock-in Amplifier - PG76

    Pre-Owned
    $249.98
    $65.00 shipping
    1⁣4⁣ ⁣⁣C⁣⁣⁣⁣I⁣ ⁣⁣A⁣⁣⁣⁣L⁣ ⁣V⁣A⁣⁣⁣ ⁣G⁣⁣L⁣ ⁣6⁣Q⁣
  • EG&G Princeton Applied Research 128A Lock-in Amplifier 0.5 Hz - 100 kHz - Image 1 of 4

    EG&G Princeton Applied Research 128A Lock-in Amplifier 0.5 Hz - 100 kHz

    Pre-Owned · EG&G
    $415.00
    or Best Offer
    $14.94 shipping
    1⁣L⁣ ⁣⁣⁣⁣5⁣⁣0⁣ ⁣I⁣⁣⁣⁣⁣⁣⁣P⁣⁣ ⁣⁣M⁣⁣G⁣⁣ ⁣⁣D⁣
  • Stanford Research Systems (SRS) SR530 - Lock in amplifier - Image 1 of 2

    Stanford Research Systems (SRS) SR530 - Lock in amplifier

    Pre-Owned
    $850.00
    $72.00 shipping
    3 watching
    8⁣⁣⁣U⁣⁣⁣ ⁣R⁣⁣7⁣⁣ ⁣6⁣R⁣ ⁣3⁣F⁣⁣ ⁣⁣⁣7⁣⁣⁣M⁣⁣⁣⁣
  • Eg&G Lock In Amplifier 7220 DSP Dual Phase Sr830 Dc-120khz Cal’d ! - Image 1 of 4

    Eg&G Lock In Amplifier 7220 DSP Dual Phase Sr830 Dc-120khz Cal’d !

    Pre-Owned · EG&G
    $2,155.00
    or Best Offer
    $180.00 shipping
    T⁣M⁣⁣⁣ ⁣S⁣⁣V⁣⁣ ⁣⁣⁣W⁣⁣9⁣⁣⁣⁣⁣ ⁣⁣B⁣⁣W⁣ ⁣U⁣I⁣ ⁣
  • PERKIN ELMER 7280 DSP LOCK IN AMPLIFIER - Image 1 of 4

    PERKIN ELMER 7280 DSP LOCK IN AMPLIFIER

    Parts Only
    $2,500.00
    $88.00 shipping
    M⁣W⁣S⁣p⁣ ⁣o⁣Z⁣n⁣R⁣s⁣ ⁣P⁣4⁣о⁣ ⁣r⁣e⁣d⁣7⁣T⁣ ⁣V⁣6⁣⁣⁣ ⁣⁣⁣
  • Princeton Applied Research PAR 120 LOCK IN AMPLIFIER - Image 1 of 1

    Princeton Applied Research PAR 120 LOCK IN AMPLIFIER

    Pre-Owned
    $399.99
    $38.00 shipping
    30 watching
    S⁣B⁣p⁣S⁣o⁣n⁣ ⁣s⁣o⁣9⁣C⁣ ⁣Q⁣r⁣D⁣ ⁣C⁣е⁣d⁣N⁣ ⁣4⁣O⁣ ⁣E⁣⁣⁣ ⁣

Results Pagination - Page 1

  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6