5R4GYS RTC 274B WE274B 5R4G 5R4GY VERY RARE FRENCH TUBES MATCHED PAIR
Item History & Price
| Reference Number: Avaluer:20595014 | Model: 5R4G |
| MPN: Does Not Apply | Country/Region of Manufacture: France |
| Brand: RTC | Type: Rectifier Tubes |
| Country of Manufacture: France |
RTC 5R4GYS5R4G WE274B
perfectly balanced and matched pair
amazing sounding full-wave rectifiersVf 5 Volts / If 2 Ampere / Direct / Parallel, (AC/DC)
Va <2.5kV piv, Ia pk <0.65
Typically 350V rms 270mA mean; 1000V rms 120mA mean with Capacitative inputFoil getter, grey plates, brown base
The tubes were made in France in 1974same code: KZ E4D
test result:
tube 1 - Ia= 80/75mA
tube 2 - Ia= 78/74mA
f=5V Ua=30V
I always send the tubes by priority regis...tered mail with tracking number within hours after receiving payment
Santic [feat. Vera Hall] – Trouble So Hard
perfectly balanced and matched pair
amazing sounding full-wave rectifiersVf 5 Volts / If 2 Ampere / Direct / Parallel, (AC/DC)
Va <2.5kV piv, Ia pk <0.65
Typically 350V rms 270mA mean; 1000V rms 120mA mean with Capacitative inputFoil getter, grey plates, brown base
The tubes were made in France in 1974same code: KZ E4D
test result:
tube 1 - Ia= 80/75mA
tube 2 - Ia= 78/74mA
f=5V Ua=30V
I always send the tubes by priority regis...tered mail with tracking number within hours after receiving payment
Santic [feat. Vera Hall] – Trouble So Hard
