KA Electronics/Rockmore-Labs

ATTO - Balanced Attenuator for ULDO-Nacho, Assembled and Tested

This is an assembled and tested "ATTO," the attenuator for the ultra low distortion oscillator PC bo..

$89.95

ATTO - Balanced Attenuator for ULDO-Nacho, Bare PC Board

ATTO is the attenuator for the ultra low distortion oscillator PC board described in the Pro Audio D..

$39.95

Dual Class-A II Reference Headphone and Line Amp, Assembled and Tested PC Board

The "Dual Class-A II Output" (DCAO2) is a high current audio line amplifier capable of driving low i..

$299.95

Dual Class-A II Reference Headphone and Line Amp, Bare PC Board

The "Dual Class-A II Output" (DCAO2) is a high current audio line amplifier capable of driving low i..

$29.95

Elliptic Equalizer EEQ-12 with 12dB/Octave Slopes for Mastering, Assembled and Tested PC Board

The KA Electronics EEQ-12 Elliptic Equalizer for vinyl mastering is a unique 12 dB per octave..

$499.95

Elliptic Equalizer EEQ-12 with 12dB/Octave Slopes for Mastering, Bare PC Board

The KA Electronics EEQ-12 Elliptic Equalizer for vinyl mastering is a unique 12 dB per octave..

$69.95

Elliptic Equalizer EEQ-12 with 12dB/Octave Slopes for Mastering, Bare PC Board and ICs

The KA Electronics EEQ-12 Elliptic Equalizer for vinyl mastering is a unique 12 dB per octave..

$99.95

Flat Moving Coil Phono Preamp With Balanced Input and Balanced Output, Assembled and Tested

This is the Flat Moving Coil Phono Preamp project published in the Pro Audio Design Forum. The ..

$299.95

Flat Moving Coil Phono Preamp With Balanced Input and Balanced Output, Bare PC Board

This is the Flat Moving Coil Phono Preamp project published in the Pro Audio Design Forum. The ..

$39.95

Flat Moving Coil Phono Preamp With Balanced Input and Balanced Output, Bare PC Board and ICs

This is the Flat Moving Coil Phono Preamp project published in the Pro Audio Design Forum. The ..

$99.95

Flat Moving Magnet Phono Preamp With Balanced Input and Balanced Output, Assembled and Tested

This is the Flat moving magnet Phono Preamp project published in the Pro Audio Design Forum. Th..

$199.95

Flat Moving Magnet Phono Preamp With Balanced Input and Balanced Output, Bare PC Board

This is the bare PC board for the Flat moving magnet Phono Preamp project published in the Pro ..

$39.95

Flat Moving Magnet Phono Preamp With Balanced Input and Balanced Output, Bare PC Board and ICs

This is the bare PC board and ICs for the Flat moving magnet Phono Preamp project published in the..

$49.95

Gain Reduction Meter - 20 Segment Bar Graph - Linear 2.4V Full Scale - Bare PCB

This is a bare unassembled circuit board for a 20 segment gain reduction bargraph based on the desig..

$9.95

Input-Output 1/4" 3 Conductor TRS Board

The Input-Output board mounts 4 1/4" TRS jacks and provides pads for the TRS and normal connections...

$6.95

Mastering Insert Switcher, Two Inserts, With Flip, Assembled and Tested PC Board

FeaturesFull bypass with fully-balanced hot/cold switching. Fully passive.Two Inserts..

$269.95

Mastering Insert Switcher, Two Inserts, With Flip, DIY Bare PC Board

FeaturesFull bypass with fully-balanced hot/cold switching. Fully passive.Two Inserts..

$29.95

Mastering Transfer Console MTC-IGFO, Input, Gain, Filter, Output, Assembled and Tested PC Board

The KA Electronics Input-Gain-Filter-Output, "MTC-IGFO," is a Mastering Transfer Console front-en..

$499.95

Mastering Transfer Console MTC-IGFO, Input, Gain, Filter, Output, Bare PC Board

The KA Electronics Input-Gain-Filter-Output, "MTC-IGFO," is a Mastering Transfer Console front-en..

$69.95

Mastering Transfer Console MTC-IGFO, Input, Gain, Filter, Output, Bare PC Board and ICs

The KA Electronics Input-Gain-Filter-Output, "MTC-IGFO," is a Mastering Transfer Console front-en..

$109.95

Mid Side Mini - Simple MS Mid-Side Encoder Decoder Matrix for Mastering, Assembled and Tested PC Board

This is an assembled and tested circuit board for the MS Matrix based on the design published in the..

$229.95

Mid Side Mini - Simple MS Mid-Side Encoder Decoder Matrix for Mastering, Bare PC Board

This is a bare unpopulated board for the MS Matrix based on the design published in the Pro Audio De..

$39.95

Mid Side Mini - Simple MS Mid-Side Encoder Decoder Matrix for Mastering, PC Board and ICs

This is a bare PC board and kit of THAT ICs for the MS Matrix based on the design published in the P..

$99.95

Monitor Controller for Mastering, Assembled and Tested PC Board

New! The KA-Electronics Monitor Controller, "Monco," is the latest addition to our transfer console ..

$599.95

Monitor Controller for Mastering, Bare PC Board

New! The KA-Electronics Monitor Controller, "Monco," is the latest addition to our transfer console ..

$69.95

Monitor Controller for Mastering, PC Board and ICs

New! The KA-Electronics Monitor Controller, "Monco," is the latest addition to our transfer console ..

$129.95

MS II Second Generation Mid-Side Encoder Decoder Matrix for Mastering, Assembled and Tested PC Board

This is the new "MS-II" Matrix based on the original MS design published in the Pro Audio Design For..

$599.95

MS II Second Generation Mid-Side Encoder Decoder Matrix for Mastering, Bare PC Board

Back in stock! This is the new "MS-II" Matrix based on the original MS design published in the Pro A..

$69.95

MS II Second Generation Mid-Side Encoder Decoder Matrix for Mastering, Bare PC Board and ICs

Back in stock! This is the new "MS-II" Matrix based on the original MS design published in the Pro A..

$129.95

Quadrature "90°" Summing Filter, Assembled and Tested PC Board

This is an assembled and tested circuit board for a "90°" Quadrature Summing Filter based on the des..

$269.95

Quadrature "90°" Summing Filter, Bare PC Board

This is a bare unassembled circuit board for a "90°" Quadrature Summing Filter based on the design p..

$39.95

Quadrature "90°" Summing Filter, Bare PC Board and Audio ICs

This is a bare unassembled circuit board and audio ICs for a "90°" Quadrature Summing Filter based o..

$59.95

RIAA EQ/Monitor Switcher, Phono Transfer System, PC Board, Assembled and Tested

This is the RIAA EQ/Monitor Switcher for the Phono Transfer System project published in the Pro A..

$499.95

RIAA EQ/Monitor Switcher, Phono Transfer System, PC Board

This is the Phono Transfer System RIAA EQ/Monitor Switcher project published in the Pro Audio..

$69.95

RIAA EQ/Monitor Switcher, Phono Transfer System, PC Boards and ICs

This is the Phono Transfer System based on the Flat Phono Preamp and RIAA EQ/Monitor Switcher proj..

$99.95

Stereo Width Controller for Mastering and Transfer, Assembled and Tested PC Board

Back by popular demand: A new compact Stereo Width Controller for audio mastering is based on desi..

$199.95

Stereo Width Controller for Mastering and Transfer, Bare PC Board

Back by popular demand: A new compact Stereo Width Controller for audio mastering is based on desi..

$29.95

Stereo Width Controller for Mastering and Transfer, Bare PC Board and THAT ICs

Back by popular demand: A new compact Stereo Width Controller for audio mastering is based on desi..

$59.95

Transfer Filter, 18dB/Octave High and Low Pass, Neumann HT-75 Replacement, Assembled and Tested PC Board

When only a steep filter will do. This is an assembled and tested circuit board for an 18 dB/Octave,..

$249.95

Transfer Filter, 18dB/Octave High and Low Pass, Neumann HT-75 Replacement, Bare PC Board

When only a steep filter will do. This is a bare unassembled circuit board for an 18 dB/Octave, high..

$39.95

ULDO-Nacho Ultra Low Distortion Oscillator and Notch Filter, Assembled and Tested

This is an assembled and tested ultra low distortion oscillator PC board described in the Pro Audio ..

$349.95

ULDO-Nacho Ultra Low Distortion Oscillator and Notch Filter, Bare PC Board

This is the ultra low distortion oscillator PC board described in the Pro Audio design Forum."ULDO,"..

$69.95

ULDO-Nacho Ultra Low Distortion Oscillator and Notch Filter, PC Board and THAT ICs

This is the ultra low distortion oscillator PC board described in the Pro Audio design Forum. ..

$89.95

Waveulator Zero Attack Zero Release Limiter and Saturator, Mastering Edition, Assembled and Tested PC Board

New! Introducing the Waveulator zero attack zero release limiter/saturator."Waveulator" is a co..

$499.95

Waveulator Zero Attack Zero Release Limiter and Saturator, Mastering Edition, Bare PC Board and GR Gain Reduction Board

Introducing the Waveulator zero attack zero release limiter/saturator unassembled PC board. Now incl..

$69.95

Waveulator Zero Attack Zero Release Limiter and Saturator, Mastering Edition, PC Board with THAT ICs and GR20 Gain Reduction Board

Introducing the Waveulator zero attack zero release limiter/saturator unassembled PC board with THAT..

$139.95