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L409 ZENITH A415 RE084 KL70406...
L409 ZENITH A415 RE084 KL70406...
L409 ZENITH A415 RE084 KL70406...
L409 ZENITH A415 RE084 KL70406...
L409 ZENITH A415 RE084 KL70406...
L409 ZENITH A415 RE084 KL70406...
L409 ZENITH A415 RE084 KL70406...
L409 ZENITH A415 RE084 KL70406...
L409 ZENITH A415 RE084 KL70406...

L409 ZENITH A415 RE084 KL70406 MATCHED PAIR VALVE DHT TRIODE PREAMPLIFIER or POWER NOS/NIB

NL409ZNHN
€159.90
Tax included Shipped within 3 working days.

GORGEOUS "super OLD" L409 ZENITH direct heating (DHT) triode pair, perfect for DIY project preamps or as low power amps, totally new!

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Description

Splendid COUPLE Triodo L409 produced by ZENTH Italia (Monza plant) in the early 30s mainly for military supplies (radio tax exemption) but also for civilian radio equipment. This version is basically identical to the L408, slightly improved. The L409 is a horizontal square plate triode with V filament. Perfect tube for DIY projects using it in preamp for wonderful final triodes such as EBIII, AD1, RS241, RE604 etc. Historic valve, totally new fascinating, original boxes. TEST over >100% , Matched. ... NOT to be missed!

EQUIVALENT: A408 = A415 = B424 & SUBSTITUTE: L408 = RE084 = L424 = KL70406 = H80 = A41 = B9

ZENITH CODES EQUIVALENCE TABLE

Product Details

Brand / Manufacture / Plant
ZENITH / Italia
Model / Type
L409 / Triode
Code / date manufacturing
As per photo, may vary / 1930/35 about
Conditions
NOS/NIB - NEW - NEVER USED
Physical characteristics / Relevances
Balloon shape / DHT
TESTS (Detected Values) / Data Sheet Reference
REFERENCE: (Ia) 4.0 mA with (Gm) 1.5 mA/V
TUBE1: (Ia) 7.8 mA with (Gm) 1.8 mA/V - 120% Emission
TUBE2: (Ia) 8.0 mA with (Gm) 1.8 mA/V - 120% Emission
Usage
Preamplification , Radio equipments
Recommended for
AUDIO , HI-FI set , Radio , HAM Radio
STARS / RATE (Rating from 1 to 5)
5
Note
Any couple is MATCHED!
5 Items

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