Tubes to Go

Tubes to Go

Written by Frank Doris

Boldly proclaiming the maker’s name in one of the coolest logos ever: the Marantz Model 240 stereo power amplifier. Available with in black or silver, this circa 1970s amp delivered – can you guess? – 240 watts per channel into 8 ohms. It was similar to the Model 250 without the level meters.


Not exactly a glam-rocker, here’s the Model 240’s rear panel. Photo courtesy of Howard Kneller, from The Audio Classics Collection.


Just the thing to carry your tubes around in: a circa-1950s or 1960s tube caddy, courtesy of Wikimedia Commons/Joe Haupt.


Hi-fi luxury you can afford, says this 1970s Grundig ad. In quadraphonic sound, no less!


It’s portable and ideal for custom installation. 1960s Roberts 990 tape recorder ad, courtesy of the Museum of Magnetic Sound Recording.


Howard Kneller’s audiophile adventures are documented on YouTube (The Listening Chair with Howard Kneller) and Instagram (@howardkneller). His art and photography can be found on Instagram (@howardkneller). He also posts a bit of everything on Facebook (@howardkneller).

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