Workshop Surplus Sale › Peavy KB-60 Keyboard amplifier (#1) Image 1 of 8 Image 2 of 8 Image 3 of 8 Image 4 of 8 Image 5 of 8 Image 6 of 8 Image 7 of 8 Image 8 of 8 Peavy KB-60 Keyboard amplifier (#1) $135.00 The Peavy KB-60 is a versatile instrument amplifier with spring reverb. It is made in USA and is kinda built like a tank. Get notified by email when this product is in stock. Sign up to receive news and updates. Add To Cart Added! The Peavy KB-60 is a versatile instrument amplifier with spring reverb. It is made in USA and is kinda built like a tank.