High End NOS Tube Rolling in 50s Fender Bassman (Mullard, RCA, Amperex, GE, Sylvania)
Call me a Philistine, but after trying (in my modified AMC s): GE Black Plate Svetlana 12ax7 Telefunken 12ax7 Amperex Bugle Boy 12ax7 Sovtek 12ax7wa my. L to R: Mullard ( Blackburn), Amperex Bugle Boy (Heelsen ), I haven't noticed them being more or less micro. than a regular 12AX7 RCA tube. 12AX7A AMPERX BUGLE BOY NOS. MATCHED PAIR WITH SOFIA TRACE CURVES 12AX7A - ECC83 AMPEREX BUGLE BOY USA (from General Electric NOS Tubes) 24 hours run-in.
Very Rare Amperex Bugle Boy 12AX7 / ECC83 Single Tube made in D-Foil Getter shape, That the flat-bar D-getter with a metal strip welded on getter ring. RARE PAIR 12AX7 ECC83 Ampere "BUGLE BOY" original made in Holland, NOS conditions, HIGH quality! Special valves for AUDIO frequency, studio record. Tube Type / Number: 12AX7/ECC83 Actual Brand*: Amperex Bugle Boy Printed Brand: Amperex Bugle Boy Quantity: 2 Pieces-Matched Pair Matching Date Codes? No.
(Best Single) 6DJ8 Amperex Bugle Boy Holland NOS (/ma) (High Ma and (Best Value Single) 12AX7 Philips Miniwatt Holland used/strong era. New in Box. Rare example of the famed Amperex Bugle Boy 12AX7/ECC83 Made in Holland. Both the tube and original box are in great shape, and the lettering. For your kind consideration is this vintage Amperex Bugle Boy 12AX7A(ECC83) preamp tube made in Holland. It has the grey ladder plates, halo getter.
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Hello All, I just scored a few Amperex 12AX7 tubes that are labeled "Pilot Radio". They are made in Holland, I don't believe that they are relabeled. Were. 12AX7 / ECC83 Amperex Bugle Boy High Mu Twin Triode Audio Tube, New Old Stock. These vintage Amperex Bugle Boy ECC83 / 12AX7 pair is some of the most sought-after 12AX7 tubes on the web. The "Bugle Boy"s clarity and dispersion are. This super rare tube was magical, everything beyond perfect. Dynamics and micro-detail were astonishing and noticeably better than any other 12AX7 in the test. Bugle Boy 12AX7-YU (Ei), selected preamp tube, made in Yugoslavia. € Tax included. Quantity.