Add to Cart Quick view Heathkit SB-650 Original Construction / Operation Manual in Excellent Condition heathkit MSRP: Now: $26.99 Was: This Heathkit SB-650 Original Construction / Operation Manual, is in Excellent Condition. MSRP: Now: $26.99 Was: Add to Cart Quick view Qty in Cart: 0 Quantity: Decrease Quantity: Increase Quantity: Price: MSRP: Now: $26.99 Was: Subtotal: Add to Cart