DIY Mic Pre Kits, Lunchbox Mic Preamp Kits, Power Supply Kits

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No unread posts PEQ-503 - 500 Series Inductor Based EQ

3-band, 2 frequencies per band EQ for 500 Series Rack. Using Carnhill/UK inductors for frequency filtering. Discrete Opamp option. Electronically balanced input and outputs. Output Transformer option.

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Sat Mar 30, 2013 8:16 pm

SPShaffer View the latest post

No unread posts MX5 mk500 - 500 Series Mic Preamp

MX-5 Mic Preamp with UK-made Carnhill Input Transformer and Custom Output Transformer - for API 500 Series lunchbox racks

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Thu Aug 05, 2010 12:24 pm

owel View the latest post

No unread posts X-72mk500 Mic Preamp - 500 Series Mic Preamp

With UK-made Carnhill Input AND Carnhill Output Transformer.

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Sun Jan 23, 2011 2:23 pm

owel View the latest post

No unread posts X-12mk500 - 500 Series Mic Preamp

Our X-12 preamp, in the 500 Series form factor! Input and Ouput transformer goodness, High performance, High Fidelity, Low Noise, High-speed 2000V/us video buffer driver chips, Relay controls, etc...

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Tue Nov 16, 2010 10:03 pm

owel View the latest post

No unread posts SC-1mk500 - 500 Series Preamp

This is the forum/discussion group for the 500-series SC-1 preamp. For use with API-500 Rack frames.

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Thu Dec 02, 2010 10:41 am

jmhobbs View the latest post

No unread posts X-12 Mic Preamp

X-12 Mic Preamp, inspired by the API Mic Pre. 70s L.A. Vintage Sound! Input and Output transformers, high-performance opamps, including option to use DOA (Discrete OpAmps).

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Mon Oct 10, 2011 12:04 pm

gubbi1 View the latest post

No unread posts SC-1mk3 Mic Preamp

Post any questions you may have about the SC-1 Mic Preamp Kit here! The SC-1 Mic Preamp is a THAT 1510/1512/INA217/SSM based preamp with DC Servo (Burr Brown chips) and a THAT 1646 Balanced Line Driver stage.

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Wed Mar 13, 2013 2:10 pm

digimax3 View the latest post

No unread posts PSU-2448mk2 Power Supply

Post your PSU related questions here! The PSU-2448 kit can supply 1.2Volts to 25 Volts (positive and negative), and 20Volts to 49+ Volts. This is usually used with the SC-1 Mic preamp kit, or any op-amp related project that requires a split power supply and +48V phantom power.

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Fri Mar 29, 2013 11:08 am

orangerec View the latest post

No unread posts PSU-4448mk2 Power Supply

Post your PSU-4448mk2 related questions here. This power supply supplies +44V and +48V power, usually used by the Yamaha PM1000 preamp strips.

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Wed Nov 03, 2010 10:17 pm

owel View the latest post

No unread posts Rack Cases and other cases

Discussion, questions about rack cases, and other types of cases

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Tue Mar 01, 2011 2:17 pm

owel View the latest post

No unread posts IO-Module / Mini-IO Module Kit

The IO-Module adds an Active DI (for electric and bass guitars), polarity reverse switch, -20dB pads, and a mic/instrument select switch... Also included are input and output transformers! The Mini-IO Module is just like the IO-Module but without the transformer options.

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Fri May 14, 2010 9:40 pm

SPShaffer View the latest post



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