Ampeg PF-50T Portaflex 50W Tube Bass Amplifier Head

The legendary tone and portability of the all-tube Ampeg Portaflex amplifiers is faithfully reproduced in the PF-50T. This all-tube Portaflex head provides a harmonically rich and studio-worthy 50 watts of pure Ampeg tone to satisfy the most discerning bass player. Featur ing simple user-adjustable bias adjustment for easy tube replacement and pre-amp and transformer balanced direct outs for maximum versatility. Plus, no speaker load is required for silent recording or even use as a dedicated tube DI. Pair it with the PF-112HLF for the ultimate compact all-tube bass rig.

Technical Specifications

RMS power output
50W @ 4 or 8 ohms
Preamp
All-tube <2> x 12AX7
Power amp
All-tube <1> x 12AU7, <2> x 6L6
0db and -15db inputs
Tone controls
Bass, Mid, Treble
Mid-tone control
5-position
Ultra Hi/Lo boosts
Input gain control
Preamp balanced line out
Pre/Post EQ
Ground lift
Transformer balanced line out
Ground lift
User adjustable bias control
Dimensions (H x W x D inches)
7.3 x 13.9 x 10.4 in
185 x 353 x 264 mm
Weight
19.4 lb / 8.8 kg