Carlsbro - Mantis
"... ca 1979 Carlsbro Mantis unit. ... in short it’s a bucket brigade echo unit with 4 delay lengths, 4 different swell lengths which equates to repeats. It also features the “Rotofaze” which is a voltage controlled oscillator to give effects vibrato, phaser, and rotary speaker when adjusted. "
cred: facebook.com/Michael Clarke












