Antique sound laboratory
Power Transformers - EI type
Click on Parts no will see the detail specification.
| Parts No | Voltage /Current |
Purpose |
Sample of tube use |
Unit Price |
| PT20-Pre | 6.3V/2A , 250V/50ma | Pre-amplifiers | 12AX7/12AU7/6SN7 x 4 | US$10 |
| PT20-1 | 6.3V/2A , 100V/30ma , 250V 50ma | Pre-amplifiers | 12AX7/12AU7/6SN7 x 4 | US$10 |
| PT30-1 | 6.3V/3A , 120V/0.15A | Headphone amplifiers | 12AX7 x 1 , 6BM8/6BQ5 x 2 | US$15 |
| PT50-1 | 6.3V/3A , 240V/0.12A | Power/Pre amplifiers | 6BQ5 x 2 , 12AX7 x 1 | US$20 |
| PT50-2 | 6.3V/3A , 195V/0.15A | Power/Pre amplifiers | 6BM8 x 2 , 12AX7 x 1 | US$20 |
| PT65-1 | 6.3V/2A x 2 , 12V/0.5A , 35V/50ma , 210V/0.15A | Power/Pre amplifiers | 6BM8/6BQ5 x 4 , 12AX7 x 6 | US$25 |
| PT65-2 | 6.3V/3A , 60V/0.1A,320V/0.12A | Power amplifiers | KT88 x 1 , 12AX7 x 1 | US$25 |
| PT150-1 | 6.3V/4A x 2 , 60V/0.1A , 320V/0.3A | Power amplifiers | KT88 x 2 , 12AX7 x 2... | US$40 |
| PT150-2 | 6.3V/4A x 2 , 300V/0.3A ,60V/0.1A | Power/Integrated amplifiers | 6L6/EL34 x 4 , 12AX7/12AU7 x 4 | US$40 |
| PT150-3 | 6.3V/4A x 2 , 280V/0.3A , 35V/0.1A | Power/Int amplifiers | 6BQ5/6V6 x 4 , 12AX7.. x 4 | US$40 |
| PT150-4 | 6.3V/2A x 3, 5V/4A x 1,270V/0.1A x 2 | Tube regulated pre-ampifiers | 12AU7 x 4, 6BM8 x 1 , 5AR4 x 1 (6BM8 as regulated power tube) |
US$40 |
| PT150-5 | 6.3V/2A x 4 , 5V/4A x 1 , 280V/0.1 x 2 | Tube regulated Pre-ampflifier with more filament sections | 12AX/U7 x 6 , 6V6/6L6 x 1, 5AR4 x 1 | US$40 |
| PT180-1 | 6.3V/2A , 5V/3A , 300V/0.3A,100V/0.1A | 300B Mono Block | 300B x 1 , 12AU7 x 2 to 3 | US$48 |
| PT240-1 | 6.3V/4A x 2 , 5V/5A x 2 , 320V/0.5A,100V/0.1A | 300B Push/pull stereo | 300B x 4 , 6SN7 x 4 | US$50 |
| PT250-1 | 6.3V/3Ax 2,10V/5Ax 2, 12V/1A , 130V/0.1A , 300V/0.2A | Filaments transformer for 211/845, SPecial for Antique sound lab , AQ1009 Power amplifier | 211/845 x 2 , 12AU7,EL34 x 2 | US$50 |
| PT250-2 | 6.3V/2A x 2 , 5V/4A x 2 , 100V/0.1A , 300V/0.5A | 300B stereo Power | 300B x 2 , 12AU7 x 4 | US$50 |
| PT250-3 | 6.3V/4A x 2 , 70V/0.1A , 320V/0.5A | Stereo amplifiers | EL34 x 4 , 12AU7 x 4 | US$50 |
| PT300-1 | 6.3V/4A x 2 , 70V/0.1A , 340V /0.5A | Power amplifiers | EL34/6550 x 4 , 6SN7 x 4 | US$60 |
| PT300-2 | 6.3V/2A x3,10V/5A,110V/0.1A, 300V/0.2A , 780V/0.3A | Power amplifiers with regulated supply | 845/211 x 1 6SN7 x 4 | US$60 |
| PT350-1 | 6.3V/5A x 2 , 70V/0.1A , 380V/0.5A | Power Amplifiers | KT88 x 4 , 12AU7/6SN7 x 4 | US$60 |
| PT350-2 | 6.3V/5A x 2 , 70V/0.1A , 360V/0.5A | Power amplifiers | KT88 x 4 , 12AU7/6SN7 x 4 | US$60 |
| PT400-1 | 780V/0.45A , 70V/0.1A | 845 push/pull Plated voltage section | 845/211 x 2 | US$76 |
| PT400-2 | 6.3V/5A x 3 , 12V/1A x 1,390V/0.6A | Power amplifiers | 6550/KT88 x 4 , 6SN7 x 4 | US$76 |
Rem : EI-transformer Up to 600W Toroide /C Power transformer is available on request.
Any Voltage is available on request.
Rem : 50% Discount for Importer & Manufacturer.
Large quantity price negotiable.
mailto:hzamplab@pub.huizhou.gd.cn or mailto:antlab@hkstar.com
