(!!!!) (Best Single 1975) GZ34 Mullard UK NOS 1975 (59/40 and 60/40)

GZ34 Philips Mullard UK NOS (f32-B5F4=1975)

59/40

60/40 

Tested on TV-7D/U

recommended for:

- Bob Latino M-125
- Cary
- Dynaco ST-70
- Scott LK-48
- Matchless SC30
- Matchless Lightning 15
- Melody H2A Integraded Amp
- Modwright PS and 9.0 preamp
- Modwright LS100
- Supratek (all models)
- Marshall
- Fender
- Dr. Z Z-28 (6V6 amp)
- VOX AC15, AC30
- Prima Luna PL3 preamp
- Victoria Double Deluxe (Tweed)
- Victoria Regal 2
- Donald North headphone amp
- Cary 302 MK2 phono
- AES AE-3 MKII preamp