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Amperex EL84 - matched pair, Bugle Boy label
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1 matched pair in stock
Item Number: 1009BB
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The 1961 Amperex Bugle Boy EL84 / 6BQ5
tubes in this precisely matched pair have gray plates and large halo
getters (rX4 series). The white print on the glass has the Bugle Boy logo in very good condition. The Heerlen, Holland factory code and matching 1961 date codes are etched in the glass.
Both tubes test as new and are matched for both current draw (44.8 mA & 45.4 mA) and transconductance (95% Gm & 99% Gm). They ship in their original boxes.
These tubes
are sold as a precisely matched pair. Photo is of the actual tubes.
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The 1963 Amperex EL84 / 6BQ5 tubes in this precisely matched pair have gray plates and large halo getters (rX4 series). The faint print on the glass is labeled for Hammond. Both tubes test as new and are matched for both current draw and transconductance.
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The 1961 Mullard EL84 / 6BQ5 tubes in this precisely matched pair have gray plates and large halo getters (rX1 series). The glass has the browning characteristic of early Mullard EL84 tubes. Click "more info" for test results.
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The 1970s RCA 6BQ5 / EL84 tubes in this precisely matched pair have smoked gray glass, gray plates, and disc getters. The red print on the glass has the RCA logo. Both tubes test as new. Click "more info" for test results.
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The late 1950s-early 1960s Telefunken EL84 / 6BQ5 tubes in this precisely matched quad have gray plates and halo getters. The white print on the glass has the Telefunken logo and the diamond imprint is in the base. Click "more info" for test results.
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TC Tubes specializes in precision testing and matching of vintage and new production vacuum tubes for guitar & bass players, audiophiles, and DIY tube audio enthusiasts. Our website features secure payment options and fast, convenient shipping around the world.
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