DIY 500 Series FET Compressor
https://www.hairballaudio.com/catalog/fet-500/fet500-revision-d Module Detail PageThis offer was fetched from reverb.com. You cannot contact the seller via ModularGrid. You have to visit their site.
Look up onThis is a fully built and calibrated DIY 1176D compressor in 500 series format with a few custom additions to it.Extras include:-Built with all vintage Allen Bradley carbon composite resistors in the audio path.-The original Ed Anderson input transformer has been swapped with an Audio Scape input transformer (Cinemag CM-012)-The Stereo Link input jack has been swapped out for a switchable side-chain high-pass filter at 100hz.-Meter board bar/dot mode selectors have been socketed, making it easy to change the selection.

If you had an Unicorn Account you could see a chart with the price development of this module and the average price asked for this module.
About the Unicorn AccountDisclaimer: Modules listed for sale on the ModularGrid Marketplace are offered explicitly by their respective owners. ModularGrid is not affiliated to the sellers and takes no legal responsibility in any transaction. The internet is a rough place and fraudulent behavior can occur. Always prefer having Buyer Protection when you make a purchase using PayPal. Don't use Friends & Family unless the seller is your friend or family!