CBS-Hytron 6SN7GTB – NOS (1959) – Identical to 5692 Construction
- Built to 5692 spec: triple mica, 5 support rods
- DD top getter, black plate, black base
- Date code: 59/48
- Made in USA — known for low noise, long life
- In a new white tube box
📊 Tested on Triplett 3444:
- Triode 1: 2,450 Gm @ 8.2 mA
- Triode 2: 2,300 Gm @ 8.5 mA
- (Min good = 1,700 Gm, Avg new = 2,600 Gm)
- No noise, no gas, no shorts or leakage
🎯 Ideal for:
- Audio Research, Cary, Bottlehead, Woo Audio
- High-fidelity preamps, tube DACs, and headphone amps
✅ Ships fast and safe
💬 Ask about other premium 6SN7s and 5692 variants
Trusted seller – VTubeAudio
SKU 18-4 88662594
This item is sold As-Described
This item is sold As-Described and cannot be returned unless it arrives in a condition different from how it was described or photographed. Items must be returned in original, as-shipped condition with all original packaging.Learn More.
| Listed | a year ago |
|---|---|
| Condition | Mint (Used) Mint items are in essentially new original condition but have been opened or played.Learn more |
| Brand | |
| Model |
|
| Finish |
|
| Categories | |
| Year |
|
| Made In |
|
Product safety information may be available here.







