6L6G Sylvania VT-115A semi-coated glass early type rare code 2J 2G KT66 CV1075 equivalent
6L6G Sylvania VT-115A semi-coated glass early type rare code 2J 2G KT66 CV1075 equivalent - Image 2
6L6G Sylvania VT-115A semi-coated glass early type rare code 2J 2G KT66 CV1075 equivalent - Image 3
6L6G Sylvania VT-115A semi-coated glass early type rare code 2J 2G KT66 CV1075 equivalent - Image 4

6L6G Sylvania VT-115A semi-coated glass early type rare code 2J 2G KT66 CV1075 equivalent

Sylvania VT-115A 6L6G semi-coated £ 300 quartet

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Description

The 6L6(G) was one of the most iconic valves ever made.

Described  as a powerful audio beam tetrode, it was used for audio amplifiers and modulated transmitters as well as in large radiogram and guitar amplifiers

The 6L6(G) saw the light in the mid 30s.

This section shows quartets of 6L6G including rare Mullard, CV1947, Cossor, Brimar etc.

The 6L6G is quite similar to a KT66

Heater 6.3 Volts Anode and Screen set at 350 and 250 Volts; Grid  -18 good current from 54mA with mA/V of 5.2

Four pieces Sylvania VT115-A in excellent shape and working order. Hard to find a matched quartet in such a stunning condition.

Semi-coated glass with full getter

Tested with AVO VCM 163 at 65mA 67mA 66mA 65mA 100% emission

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