World Music Supply | 2 decades ago

http://www.worldmusicsupply.com/behringer-vp1-authentic-vintage-style-phaser-guitar-effects-pedal/

Joe Delaney, Product Specialist from Behringer,demonstrates the VP1 Vintage Phaser and Phase Shifter pedal for electric guitar.

Joe's guitar in this video is a PM20 from Parker.
http://www.worldmusicsupply.com/search.php?search_query=Parker