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Supro Thunderbolt S6420 Combo Amp (1965)

Listing photo · Elderly Instruments

Other / 1965 · vintage, per listing

Supro Thunderbolt S6420 Combo Amp (1965)

$1,385

Seller's listed price. Shipping, import charges and taxes may apply.

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Last observed 28 Oct 2026. Confirm current availability with the seller.

Brand in listing
Other
Category
Amplifier
Condition
Not specified by the source
Source country
US
Year in seller's title
1965
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From the listing

Seller's description

Model favored by many late 60s rockers, 1X15 (Jensen C15PS marked 52nd week of '64) - 35 watt tube combo, big (BIG) sound, built in Chicago by Valco

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