Output transformers
Single end Output transformer
Clik on parts no will see the detail specification sheet.
| Parts no | Power |
Primary inductance | Secondary inductance | Tube |
Frequency Range at 3db | Unit Price |
| OPN.5S-5 | 0.5W | 5K | 32, 600Ohm | 6BM8/6BQ5 x 1 | 20Hz - 35Khz |
US$14 |
| OPN5S-5 | 5W | 5K | 8 Ohm | 6BM8 /6BQ5/6V6 x 1 | 25Hz - 55Khz | US$35 |
| OPN10S-5 | 10W | 5K | 8 Ohm | 6BQ5/6V6/6L6/EL34 x 1 | 15Hz - 40Khz | US$39 |
| OPA15S-2.5 | 15W | 2.5K | 4,8,16 Ohm | 300B x 1 , EL34/KT88 x 1 (triode connect) | 7Hz - 75Khz | US$70 |
| OPN20S-2 | 20W | 2K | 8 Ohm | KT88 x 1 , 300B x 1 | 10Hz - 35Khz | US$45 |
| OPA25S-8 | 25W | 8K | 4,8,16 Ohm | 211/845 x 1 | 10 Hz - 50Khz | US$75 |
| OPA25S-0.6 | 25W | 600 Ohm | 4,8,16 Ohm | 6C33C x 1 | 10Hz - 50Khz | US$80 |
| OPA25S-0.2 | 25W | 200 Ohm | 4,8,16 Ohm | 6C33 x 1 or 6AS7 x 3 (Cathode connected) | 10Hz - 50Khz | US$100 |
| OPA30S-8 | 30W | 8K | 4,8,16 Ohm | 211/845 x 1 | 10 Hz - 50Khz | US$90 |
| OPA30S-10 | 30W | 10K | 4,8,16 Ohm | 211/845 x 1 | 10Hz - 40Khz | US$95 |
| OPA75S-4.6 | 75W | 4.6K | 4,8,16 Ohm | 805 x 1 | 10Hz - 40Khz | US$100 |
| OPA100S-.6 | 100W | 600 Ohm | 4,8,16 Ohm | EL34 x 4 | 10Hz - 50Khz | US$110 |
Push/Pull output transformers
| Parts no | Power |
Primary inductance | Secondary inductance | Tube |
Frequency Range at 3db | Option | Unit price |
| OPN15P-5 | 15W | 5K | 8 Ohm | 6BM8 x 2 | 15 Hz - 55Khz |
4,16 Ohm |
US$30 |
| OPN25P-5 | 25W | 5K | 8 Ohm | 6BQ5 /6V6/6L6 x 2 | 20Hz - 50Khz | 4,16 Ohm | US$40 |
| OPN30P-5 | 30W | 5K | 8 Ohm | 6L6/EL34 x 2 | 20 Hz - 50Khz | 4,16 Ohm | US$45 |
| OPA30P-3.5 | 30W | 3.5K | 4,8,16 Ohm | 2A3,300B,EL34/KT88 (Triode connect) | 5Hz - 60Khz | US$60 | |
| OPA50P-5 | 50W | 5K | 4,8,16 Ohm Ohm | EL34/KT88 x 2 | 5Hz - 80Khz | US$70 | |
| OPA100P-300 | 100W | 300 OHm | 4,8,16 Ohm | 6C33C x 2 (Cathode connected) | 5Hz - 60Khz | US$105 | |
| OPA75P-5 | 75W | 5K | 4,8,16 Ohm | El34/KT88/6550 x 2 | 5Hz - 80Khz | US$85 | |
| OPA100P-4.6 | 100W | 4.6K | 4,8,16 Ohm | 845/211 x 2 | 5Hz - 75Khz | US$140 | |
| OPA150P-2.5 | 150W | 2.5K | 4,8,16 Ohm | KT88/6550 x 4 | 15Khz - 70Khz | US$200 | |
| OPA150P-1.2 | 150W | 1.2K | 4,8,16 Ohm | KT88/6550 x 6 | 5Hz - 60Khz | US$200 | |
| OPA250- 1K | 250W | 1K | 4,8,16 Ohm | KT88/6550/KT94 x 8 | 5Hz - 60Khz | US$150 |
Rem : 50% Discount for Importer & Manufacturer.
