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2 RCA 42EC4 42EC4A PY500 PY500A Vacuum Tubes Valves NOS NIB Lot Of Two April 16 2025 new in box milspec Tung-Sol

$213.38

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Description

new in box milspec Tung-Sol JTL-6206 / 6206 tubes in this lot

It light to moderate surface noise

This matched pair of Sylvania 7N7 dual triodes was tested on our Paul Hart-calibrated TV7/U for shorts

6 dB (-92 dB is the Maxi-Matcher's noise floor)

2 RCA 42EC4 42EC4A PY500 PY500A Vacuum Tubes Valves NOS NIB Lot Of Two April 16 2025 new in box milspec Tung-SolThese two new old stock, new in box RCA 42EC4A PY500A tubes tested to spec on our Paul Hart calibrated TV7 U.

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