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TRACE ELLIOT® TRANSIT A ACOUSTIC PRE-AMP & EFFECTS PEDAL W/ TRAVEL BAG
$253.99

TRACE ELLIOT® TRANSIT A ACOUSTIC PRE-AMP & EFFECTS PEDAL W/ TRAVEL BAG

ATLAS SOUND TSD-RL21 / TSDRL21 PREAMP 2-CHANNEL MIC/LINE MIXER (NEW)
$189.99

ATLAS SOUND TSD-RL21 / TSDRL21 PREAMP 2-CHANNEL MIC/LINE MIXER (NEW)

1958 Sylvania 12AU7 PLATINUM GRADE Preamp Amp Tubes Matched Pair 90% NOS ECC82
$39.95

1958 Sylvania 12AU7 PLATINUM GRADE Preamp Amp Tubes Matched Pair 90% NOS ECC82

Vintage Sylvania 12AX7 PLATINUM GRADE Preamp Amp Tube 95% NOS = 7025 5751 ECC83
$24.95

Vintage Sylvania 12AX7 PLATINUM GRADE Preamp Amp Tube 95% NOS = 7025 5751 ECC83

Linear Tube Audio (LTA) MicroZOTL Tube Preamplifier Level 3
$4,999.99

Linear Tube Audio (LTA) MicroZOTL Tube Preamplifier Level 3

HIFI Tube Phono Stage Preamp for MM/MC 6E2 Level Meter Stereo Audio Preamplifier
$117.99

HIFI Tube Phono Stage Preamp for MM/MC 6E2 Level Meter Stereo Audio Preamplifier

Benchmark Media LA-4 Stereo Preamplifier
$2,156.00

Benchmark Media LA-4 Stereo Preamplifier

OSD Audio PRE-1 Preamp
$163.49

OSD Audio PRE-1 Preamp

Millennia Media HV-3C (2 Ch. Preamp w A/D) Beautiful Classical/Jazz Grade Pre
$1,400.00

Millennia Media HV-3C (2 Ch. Preamp w A/D) Beautiful Classical/Jazz Grade Pre

API 3124MV 4-channel Microphone Preamp
$3,064.46

API 3124MV 4-channel Microphone Preamp

1* Studio-grade +28DB High Gain Preamp Lossless Amplification For Live Streaming
$21.39

1* Studio-grade +28DB High Gain Preamp Lossless Amplification For Live Streaming

7025, Redbase, Tube Amp Doctor, High Grade Vacuum Tube, Preamp
$31.50

7025, Redbase, Tube Amp Doctor, High Grade Vacuum Tube, Preamp

OSD Audio Pre-1 High Definition Preamplifier | Audiophile-Grade Sound Control
$150.00

OSD Audio Pre-1 High Definition Preamplifier | Audiophile-Grade Sound Control

CT Sounds CT-LC2 2-Channel Premium Line-Out Converter with BassLift
$49.99

CT Sounds CT-LC2 2-Channel Premium Line-Out Converter with BassLift

Zapco ASP-OE8 8-Ch. OEM Speaker Level to Preamp with Bass Recovery
$122.00

Zapco ASP-OE8 8-Ch. OEM Speaker Level to Preamp with Bass Recovery

DS18 Digital Bass Processor 2 Channel Preamp Input Output Epicenter DBPM100.MX
$109.00

DS18 Digital Bass Processor 2 Channel Preamp Input Output Epicenter DBPM100.MX

Pre-Amp RCA Input/Output Line Driver Signal Amplifier
$14.77

Pre-Amp RCA Input/Output Line Driver Signal Amplifier

MUSICAL FIDELITY X10-D THE MISSING LINK LINE LEVEL TUBE BUFFER PREAMP W/ PS
$275.00

MUSICAL FIDELITY X10-D THE MISSING LINK LINE LEVEL TUBE BUFFER PREAMP W/ PS

DBX 286S Mic Pre-Amp Processor 286 S Microphone/Instrument Preamp, Phantom Power
$147.00

DBX 286S Mic Pre-Amp Processor 286 S Microphone/Instrument Preamp, Phantom Power

Bel Canto Design Phono 1 MM/MC Phono Preamp Audiophile Grade Preamp Stage
$599.99

Bel Canto Design Phono 1 MM/MC Phono Preamp Audiophile Grade Preamp Stage

MUSYSIC Professional Audio Sound Processor Preamp Pre-Amplifier USB/SD/Bluetooth
$129.99

MUSYSIC Professional Audio Sound Processor Preamp Pre-Amplifier USB/SD/Bluetooth

Pyle Compact Phono Turntable Preamp Converts to Line Level PP777
$22.87

Pyle Compact Phono Turntable Preamp Converts to Line Level PP777

1953-1957 RCA 12AU7 PLATINUM GRADE Black Plate Preamp Tubes Matched Pair 90% NOS
$39.95

1953-1957 RCA 12AU7 PLATINUM GRADE Black Plate Preamp Tubes Matched Pair 90% NOS

Douk Audio T9 Tube Phono Stage Preamp MM/MC 6E2 Level Meter Stereo Preamplifier
$110.00

Douk Audio T9 Tube Phono Stage Preamp MM/MC 6E2 Level Meter Stereo Preamplifier

NOS NIB JJ ECC81 12AT7 PLATINUM GRADE Preamp Amp Tube = (ECC81, 6201, CV4024)
$19.95

NOS NIB JJ ECC81 12AT7 PLATINUM GRADE Preamp Amp Tube = (ECC81, 6201, CV4024)

Vintage Sylvania 12AU7 PLATINUM GRADE Preamp Tubes Matched Pair 100% + NOS
$25.00

Vintage Sylvania 12AU7 PLATINUM GRADE Preamp Tubes Matched Pair 100% + NOS

New ListingRadial J33 Active Phono Preamp DI Direct Box Vinyl RIAA Turntable Equalized
$125.00

New ListingRadial J33 Active Phono Preamp DI Direct Box Vinyl RIAA Turntable Equalized

New ListingVINTAGE CUSTOM AUDIO ELECTRONICS CAE 3+ TUBE PREAMP W/ FOOTSWITCH & CORDS...
$2,599.99

New ListingVINTAGE CUSTOM AUDIO ELECTRONICS CAE 3+ TUBE PREAMP W/ FOOTSWITCH & CORDS...

NOS NIB JJ ECC82 12AU7 PLATINUM GRADE Preamp Amp Tube = (6189 5814 7316 CV-491)
$19.95

NOS NIB JJ ECC82 12AU7 PLATINUM GRADE Preamp Amp Tube = (6189 5814 7316 CV-491)

AudioControl LC5i PRO 5-Channel Line Output Converter/Line Driver w/ACR-1 Remote
$189.00

AudioControl LC5i PRO 5-Channel Line Output Converter/Line Driver w/ACR-1 Remote

Avalon VT 737SP Tube preamplifiers, Opto-compressor, Sweep Equalizer
$2,250.00

Avalon VT 737SP Tube preamplifiers, Opto-compressor, Sweep Equalizer

Douk Audio T9 Tube Phono Stage Preamp MM/MC 6E2 Level Meter Stereo Preamplifier
$129.99

Douk Audio T9 Tube Phono Stage Preamp MM/MC 6E2 Level Meter Stereo Preamplifier

NEW * 5532 Stereo/2 channel Line level preamp PC assembly 9-18V
$20.00

NEW * 5532 Stereo/2 channel Line level preamp PC assembly 9-18V

JEC TC-780LC Stereo Line Level Booster Preamp - Aux/MP3 Input - Tested & Working
$45.00

JEC TC-780LC Stereo Line Level Booster Preamp - Aux/MP3 Input - Tested & Working

Behringer MIC300 Audiophile Vacuum Tube Preamplifier with Limiter
$109.00

Behringer MIC300 Audiophile Vacuum Tube Preamplifier with Limiter

PreSonus Studio Channel Tube Preamplifier Compressor & Parametric Equalizer
$188.99

PreSonus Studio Channel Tube Preamplifier Compressor & Parametric Equalizer

Classe SSP-600 7.1-channel audiophile-grade AV Preamp Original MSRP $6500.
$799.00

Classe SSP-600 7.1-channel audiophile-grade AV Preamp Original MSRP $6500.

Audiophile Dual Input Passive Preamp Alps Single Ended RCA USA Pine Tree Audio
$275.00

Audiophile Dual Input Passive Preamp Alps Single Ended RCA USA Pine Tree Audio

Fosi Audio Box X5 Phono Preamp for MM&MC Cartridge Turntable 4-Level Gain Solid
$109.99

Fosi Audio Box X5 Phono Preamp for MM&MC Cartridge Turntable 4-Level Gain Solid

Bogen PM3000 Pro-Matrix Digital Control 3-Channel Commercial PA DJ PRE AMPLIFIER
$199.00

Bogen PM3000 Pro-Matrix Digital Control 3-Channel Commercial PA DJ PRE AMPLIFIER

Vintage RCA 5963 PLATINUM GRADE Preamp Amp Tube 90% NOS = 12AU7 5814 6189 ECC82
$4.95

Vintage RCA 5963 PLATINUM GRADE Preamp Amp Tube 90% NOS = 12AU7 5814 6189 ECC82

Sonic Frontiers SFL-1 Stereo Hybrid Tube Preamplifier • Non Smoking • Stellar
$899.99

Sonic Frontiers SFL-1 Stereo Hybrid Tube Preamplifier • Non Smoking • Stellar

ART Tube MP Studio V3 Microphone Preamp
$189.99

ART Tube MP Studio V3 Microphone Preamp

Vintage RCA 12AU7A PLATINUM PLUS GRADE Clear Top Preamp Tubes Matched Pair =6189
$39.95

Vintage RCA 12AU7A PLATINUM PLUS GRADE Clear Top Preamp Tubes Matched Pair =6189

Open Box Golden Age Project Pre-73 MKIV British-Stye Microphone Preamplifier & D
$319.00

Open Box Golden Age Project Pre-73 MKIV British-Stye Microphone Preamplifier & D

ATI MicroAmp Series M-1000 Precision Dual Microphone Preamplifier
$100.00

ATI MicroAmp Series M-1000 Precision Dual Microphone Preamplifier

Mini MM RIAA Vacuum Tube Preamp for Record Players Stereo Line Level Amp
$49.99

Mini MM RIAA Vacuum Tube Preamp for Record Players Stereo Line Level Amp

ART Solo MPA Multi-voice Tube Preamplifier (Open Box)
$208.12

ART Solo MPA Multi-voice Tube Preamplifier (Open Box)

Microphone Preamplifier—Scully # 280 Electronics—Vintage Analog Preamp / Tested
$950.00

Microphone Preamplifier—Scully # 280 Electronics—Vintage Analog Preamp / Tested

One Vintage Sylvania 12AU7A PLATINUM GRADE Preamp Radio Amp Tube = (ECC82, 6189)
$14.95

One Vintage Sylvania 12AU7A PLATINUM GRADE Preamp Radio Amp Tube = (ECC82, 6189)

ADCOM GFP-915 STEREO PREAMPLIFIER DEMO MODEL
$875.00

ADCOM GFP-915 STEREO PREAMPLIFIER DEMO MODEL

Hifi EQ665 Equalizer EQ Balanced Mixer Double 10 Segment Stereo Tone Preamp
$85.00 to $128.00

Hifi EQ665 Equalizer EQ Balanced Mixer Double 10 Segment Stereo Tone Preamp

Behringer Microphono PP400 Ultra-Compact Phono Preamp
$9.99

Behringer Microphono PP400 Ultra-Compact Phono Preamp

GOLDPOINT SA1 PRECISION STEREO PASSIVE PREAMP
$379.00

GOLDPOINT SA1 PRECISION STEREO PASSIVE PREAMP

HiFi 12AX7 Vacuum Tube Preamp Home Desktop 2.0 Channel Stereo Audio Preamplifier
$249.99

HiFi 12AX7 Vacuum Tube Preamp Home Desktop 2.0 Channel Stereo Audio Preamplifier

OSD Audio Pre-1 High Definition Preamplifier | Audiophile-Grade Sound Control
$139.59

OSD Audio Pre-1 High Definition Preamplifier | Audiophile-Grade Sound Control

TRITON AUDIO FetHead Preamp with Nickel Core Transformer
$84.95

TRITON AUDIO FetHead Preamp with Nickel Core Transformer

Phono Preamp for Turntables Low Noise R C A Inputs Outputs Line Level Conver...
$21.95

Phono Preamp for Turntables Low Noise R C A Inputs Outputs Line Level Conver...

ART Tube MP Studio V3 Voiced Valve Preamplifier with Power Supply
$189.99

ART Tube MP Studio V3 Voiced Valve Preamplifier with Power Supply

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grade preamp pictures, price, brand, reviews and grade preamp hot sales items, totally found 59 grade preamp related items prices, page updating time: 2025-08-05.