The Green Zapper is a compact envelope filter pedal. The 2” x 2” box can squeeze its way onto any pedal board. Internal trimmers control the range and sensitivity. The sound is warm and musical, not harsh like some of the more modern filters on the market.
- (2012-03-31) Henretta Green Zapper Auto Filter Pedal Demo by Fat Tone Guitars
- (2012-06-17) Green Zapper, Mr White Tweak Boost, Pinkman by Henretta Engineering by Tibbon
- (2014-06-18) Henretta Enginerring Green Zapper filter pedal demo with Kingbee Tele & Dr Z Antidote by Gearmanndude
- (2014-06-27) Green Zapper Auto Filter - Henretta Engineering by JustNickMusic
- (2016-04-28) Check out the funky sounds Robert Randolph gets with his Henretta Engineering Green Zapper auto filter. by Henretta Engineering