| Circuit | AB764 |
| Output | 6 Watts |
| Rectifier | 5Y3GT |
| Preamp | 12AX7A |
| Power | 6V6GTA |
| Bias | Cathode Bias |
| Other | Tremolo: 12AX7A (bias vary) |
| Speaker Model | Oxford 8EV |
| Speakers/Load | 1 x 8"/4 ohms |
| Effects | Tremolo |
| Config | Combo |
| Control Panel | Silver forward facing w/ red labels |
| Front Conrol Layout | In, In, Vol, Treb, Bass, Speed, Intensity - Power Sw, Pilot Lamp |
| Knobs | Black skirted w/ chrome center, numbered 1 - 10 |
| Cabinet | 14 1/2" x 17" x 7 1/4" (36.8 x 43.2 x 18.4 cm) |
| Cab Hardware | Black Strap handle, 3 1/2" chassis straps, glides |
| Cab Covering | Black Tolex |
| Grille | Blue sparkle grille cloth w/ aluminum frame (68-69), w/o aluminum frame (70-75) |
| Weight | 20 lbs. (9.1 Kg) |
| Logo | Grille mounted, raised, chrome & black script "Fender" w/ tail (68-69) or w/o tail(70-75) |
| Comments | The circuit number on the schematic seems very early for an amp released in 1967. This is
most likely due to the fact that the Bronco and the Vibro Champ are nearly identical. |