1974 Quadruple Low Frequency Oscillator
http://xaocdevices.com/main/batumi/This offer was fetched from reverb.com. You cannot contact the seller via ModularGrid. You have to visit their site.
Look up onSlight amount of rack hash, not from me. Includes power cable and some knurlies to protect it further :)

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!