Modified Price Name Seller Region Description
2024-10-02 $850.00 Ocean Audio 500 EQ One
EQ
USA Ocean Audio 500 EQ in excellent shape. Designed and signed by Malcom Toft, the man behi... 
2024-12-05 $878.91 API 512c
Discrete Mic / Line Pre
EU I sell 2x API 512c units. They are in excellent condition.800 euro per unit. Message me... 
2024-10-09 $758.33 Rupert Neve Designs 517
Mic Pre / DI / Comp
UK Beautiful preamp. Silk feature is so good.The 517 includes a world-class mic preamp, on... 
2024-12-10 $1,102.53 API 527
Compressor/Limiter
EU Verkaufe gebrauchten:API Audio 527 Compressor LimiterKompressor/Limiter im 500er Rackfo... 
2024-12-02 $460.00 AML 52F50 Compressor
Based on Neve 2254
Japan This listing is for the kit version, not a pre-assembled unit.I have built two units of... 
2024-12-01 $940.00 Rupert Neve Designs 543
Mono Compressor-Limiter
Japan This unit was used only once for a recording session and has been stored in its origina... 
2024-11-03 $3,299.00 API 550A
Discrete 3 Band EQ
USA *Price is for both API 550a equalizers*Rare beyond rare. I had to call API to track dow... 
2024-12-22 $1,895.00 API 560
Discrete 10 Band Graphic EQ
USA WORKING CONDITION: Excellent - Both EQs are in excellent working condition!PHYSIC... 
2024-12-09 $650.00 Heritage Audio 73EQ JR
Equalizer
USA Heritage Audio 73 JR - 500 Series Mic Preamp / Line Pre / D.I.- One of the best soundin... 
2024-12-18 $636.59 Kush Audio Clariphonic 500
Parallel Equalizer
UK Selling a Kush Audio Clariphonic 500 Parallel Equalizer. The module has almost no signs... 
2024-11-30 $750.00 Wunder Audio Cobalt Pre
USA Got this preamp in the summer, it’s amazing! However I’m trying to downsize my studio c... 
2024-11-29 $175.00 DIYRE Colour Palette MK2
Colour Palette 500-Series MK2 Kit
USA Works perfectly, holds 3 colour modules. This is the MkI version.  
2024-10-05 $798.24 Sound Skulptor CP4500 Stereo Bus compressor
CP4500 Stereo Bus compressor for the '500' Lunchbox - Kit
UK Fantastic Buss Comp, only selling as I have upgraded to a better maker unit and this de... 
2024-09-20 $742.45 Sound Skulptor CP4500 Stereo Bus compressor
CP4500 Stereo Bus compressor for the '500' Lunchbox - Kit
Japan This is an API500-format VCA stereo bus compressor.It is based on the famous British co... 
2024-11-21 $300.00 DIYRE CP5 Mic Preamp
Mic preamp with 1 Colour module
USA Super clean preamp from DIYRE. This comes with the Hitmaker 4000 Colour module from Lou... 
2024-09-20 $472.47 Sound Skulptor CP5176
FET Compressor 1176 Clone
Japan API 500 standard compressor module.Designed based on the 1176 compressor circuit. It ha... 
2024-11-30 $607.23 Sound Skulptor CP5176
FET Compressor 1176 Clone
EU The CP5176 is a FET compressor based on the design that was originally used in the 1176... 
2024-09-20 $445.47 Sound Skulptor DI503J Triple DI (Passive/Tube/Fet) and Re-Amp
DI503J Triple DI (Passive/Tube/Fet) and Re-Amp
Japan API500-standard DI/reamp module.Three modes are available: passive mode based on the Je... 
2024-10-28 $543.46 Phoenix Audio DRS-1R 500
mono pre amp and DI
UK Condition: Good - some lettering has rubbed off in places  
2024-12-15 $2,300.00 Looptrotter Emperor 500
Analog Dynamics Processor
USA Absolutely love this unit, very important part of my process over the last 7+ years. Ke... 
2024-12-16 $232.00 Golden Age Project EQ-573
Class-A 3-Band EQ
USA The EQ-573 CANNOT be used as a standalone EQ. It is designed to be ... 
2024-11-20 $2,762.47 Pulse Techniques EQP-500X
EQP-500X 500-series equalizer, the next generation of our API 2520 gain stage passive equalizers.
EU Pulse Techniques is pleased to offer the EQP-500X 500-series equalizer, the next genera... 
2024-11-21 $500.00 DIYRE EQP5 Passive Equalizer
The EQP5 is a premium tone-shaping EQ based on the prized Pultec EQP filter circuitry.
USA This Pultec style passive eq is in mint condition and functions perfectly. It comes wit... 
2024-09-20 $539.96 Sound Skulptor EQP501 Passive Equalizer
EQP501 Passive Equalizer for the '500' Lunchbox - Kit
Japan Passive equaliser module according to API 500 standard.Designed on the basis of the PUL... 
2024-11-30 $607.23 Sound Skulptor EQP501 Passive Equalizer
EQP501 Passive Equalizer for the '500' Lunchbox - Kit
EU The EQP501 is a passive equalizer based on the classic PULTEC EQP 1A, adapted to the ‘5... 
2024-12-17 $959.25 AML ez-1084-500
AML ez-1084-500 Class A Mic/Line/DI/EQ
UK AML ez1084 Mic/Line/DI/EQNewly built, fully calibrated and tested. Separate inputs for ... 
2024-10-14 $880.00 AML EZ1073-500
Class A, mic pre-amp, line amp and EQ/Filter
Asia Hello all!I'm selling EZ1073-500 by AML(audio maintenance limited).Output trim added by... 
2024-09-23 $729.00 AML EZ1073-500
Class A, mic pre-amp, line amp and EQ/Filter
USA For sale is a factory-made AML ez1073, a modern take on the legendary Neve 1073 preamp/... 
2024-10-01 $675.00 AML ezPDI-500
Passive DI module from AML, with extra features
USA Really great sounding passive DI from AML. Selling as a pair !  
2024-11-14 $1,999.00 Heritage Audio Grandchild 670
Vari-MU Stereo Tube Limiter/Compressor
USA The Fairchild for the rest of us! The first ever stereo Vari-MU compressor in a 2 slot ... 
2024-11-09 $900.00 Aurora Audio GT-500
Aurora Audio GT-500 mic preamp
USA Up for sale is an Aurora Audio GT500 mic preamp API 500 series module. It is widely reg... 
2024-11-04 $739.03 IGS Audio iQ505
5 Band, Fully Parametric Equalizer
EU Hi,I'm selling my IGS iq505 EQ ! It's in very good condition.That EQ is a musical and c... 
2024-10-08 $400.00 Grace Design M502
500 Series Optical Compressor
USA Transparent and fast compressor. Rare piece of gear. 500 series2 available. This is fo... 
2024-12-11 $432.68 Meris Mercury7
500 Series DSP Algo Reverb in the style of the Lexicon 224
UK Great 500 series reverb with original box.Excellent condition and fully working order.T... 
2024-09-20 $539.96 Sound Skulptor MP566 - Tube Mic Pre
Tube Microphone Preamplifier
Japan API500-standard tube preamplifier module with dual triodes.Designed and modelled on the... 
2024-11-02 $681.62 IGS Audio NE573
Classic transformer microphone preamp amp, pure class A design.
EU Bonjour,Je vends ce preampli igs type 1073.Il s’agit de la version avec transformateur ... 
2024-10-25 $1,100.00 Pendulum Audio OCL-500
OCL-2 Compressor/Limiter
Asia It’s a really nice compressor ! The condition is really good ! Include original manual.... 
2024-11-21 $500.00 DIYRE OLA5 Opto Compressor
Optical Compressor from diy recording equipment
USA Awesome optical comp/limiter from DIYRE. This comes with modern and vintage outputs and... 
2024-11-05 $1,241.62 JLM Audio PEQ500 Passive EQ
Pultec EQP-1A & EQP-1R type passive EQ circuit combined but with 8 extra low frequencies and 5 extra high frequencies.
Australia Matched Pair of JLM PEQ 500's Pultec EQ for 500 series / lunchbox format. incredible fo... 
2024-12-11 $500.00 FMR Audio RNLA 500
Single-channel compressor module
USA Listing is for a Pair of RNLA 500 500 series Compressors. Fantastic sounding VCA based ... 
2024-12-16 $500.00 HRK ST552
Analog Tape Emulator and Harmonic Processor
USA Only owner of these. They are great but just getting rid of my 500 series stuff.  
2024-11-07 $456.16 HRK ST596
Harmonics Analog Saturation Processor and Tape Emulator
EU Bonjour,Je vends cette paire de tape harmonics en super état !Envois possible.Merci  
2024-11-08 $1,950.00 Tree Audio TreeQ2
2-Band Parametric Equalizer
USA Pair Tree Audio treeQ 2 500 Series EQs. Barely used. Purchased direct from Steve Firlo... 
2024-09-20 $472.47 Sound Skulptor TS500
Analog Tape Simulator
Japan API 500 standard tape simulator module.It reproduces the roundness, punch, tape compres... 
2024-09-20 $438.72 Sound Skulptor TS500
Analog Tape Simulator
Japan API 500 standard tape simulator module.It reproduces the roundness, punch, tape compres... 
2024-12-21 $30,473.00 Helios Type 69-500
Dick Swettenham design
EU fantastic sounding helios rack with original modules . no reissue . 8 channels finest m... 
2024-10-01 $475.00 Solid State Logic ULTRAVIOLET Stereo Equaliser
500 Series equalisation in a new light
USA Absolutely mint condition. Racked it to hear it and it's what you see in the picture. P... 
2024-11-27 $424.16 Solid State Logic ULTRAVIOLET Stereo Equaliser
500 Series equalisation in a new light
UK Condition: MintAccessories: Original box  
2024-12-14 $656.77 Roger Schult W2377 MK2
full parametric filter
EU Hello,EQ 500 series for sale in this auction - Roger Schult W2377 MK2Works perfectly, f... 
2024-10-28 $689.26 Elysia Xfilter 500
True linked stereo EQ
UK 500 series stereo EQ module. Condition: MintAccessories: Original box  

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