Musitronics Mu-Tron C-200 Volume Wah teemill Volume and a reverb switch

Volume and a reverb switch for each channel as well

or use a digital/plug-in reverb and send the wet output from that to the spring to add character

Note that if you are using a transformer with this then the output you need will depend on whether or not you intend to use the internal amp

If you only have one vintage BBD unit then this is the one – just superb

The original Echorec had a 12 position switch which controlled the various playback head configurations

Musitronics Mu-Tron C-200 Volume Wah teemill Volume and a reverb switchExcellent 1970s optical wah volume pedal. Serious heavy duty build. Ships serviced, in full working order. Modded with extra bypass switch and 220 240v (can be returned to 110v)