Manufacturer and factory: RCA USA
Year of production: 1960-70's
Rating : 1
Original package : yes
The nuvistori are the last designed valves. Miniature, in metallic houses.
The 7586 works at relatively low voltages and has a medium MU
Very important builders such as Conrad Johnson and Musical Fidelity have been used
New lot in original box
PRICE FOR SINGLE TUBE
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