| Year: | 1999-... |
| Model: | AD140B BASS HEAD |
| Model Number: | "BASS" |
| Config: | HEAD |
| Control Panel Layout: | Power - Standby - Pilot light - Master - Treble - Middle - Bass - Gain - 2 Inputs (Hi/Lo) |
| Rear Panel Layout: | Slave Output - Speaker outputs(4/4/8 Ohms) - H.T. fuse holder - Euro mains plug with fuse holder |
| Cabinet: | 55 x 24 x24 cm |
| Weight: | 24kg |
| Speakers/Load: | 4/4/8 Ohms |
| Speaker model: | N/A |
| Effects: | N/A |
| Output: | 140 Watts |
| Preamp tubes: | 1 x ECC83, 1 x ECC81 |
| Power tubes: | 4 x 6L6 |
| Bias: | Fixed bias |
| Rectifier: | solid state |
| Phase Inverter: | |
| Chassis layout: | Hand Wired PTP |
| Comments: | Only 17 AD140B amps were made. Thanks to Cedric Mardirossian for the correction on the 6L6 tubes. |