National Echo Machine Polysynth and an attenuation control for

and an attenuation control for each so you can control that overdrive

Note you will need two balanced (stereo) 1/4" jack cables (included

However it has a sound all of its own and found plenty of favour with musicians at the time

Modified ready for studio use

Frequency Response +/-0

National Echo Machine Polysynth and an attenuation control forFunky little battery powered Japanese spring reverb box. Very cool and very unusual in great condition and perfect working order For sales in UK EU the price will include VAT. VAT free sales are possible to businesses and individuals in the EU (outside the UK) with a valid VAT Number please get in touch if you wish to buy this way.