KLH Model 18

The KLH Model 18 is a compact stereo/monophonic FM tuner. A contemporary review in High Fidelity (July 1965, p.56) called it "the smallest FM tuner yet offered" at the time it came out. It measured just 9 by 4¼ by 5½ inches and came in a walnut cabinet, priced at $129.95. KLH Research & Development Corp. of Cambridge, Massachusetts designed and built it.

The review liked how it performed. Channel separation on stereo was described as excellent. Stereo frequency response was virtually perfectly flat across the FM audio band, with no appreciable difference from the set's mono response. Both channels were also very closely balanced. In listening tests, the Model 18 was connected to a KLH Model 11 "suitcase" phonograph system and then to an elaborate component system - it was deemed "eminently suited" for both applications (High Fidelity, July 1965, p.57).

Beyond this review, little other documentation survives for the KLH Model 18. It appears to have been a short-lived or low-volume model within KLH's line, offering a compact tuning solution for listeners who wanted FM in a small footprint.

Known Specs

eBay Listings

KLH Model 18 vintage audio equipment - eBay listing photo 1
KLH FM Tuner Model 18 Eighteen
$75.00
KLH Model 18 vintage audio equipment - eBay listing photo 2
KLH Model 16 Vintage Stereo Receiver & Model 18 FM Tuner –
$675
KLH Model 18 vintage audio equipment - eBay listing photo 3
KLH FM Tuner Model 18 Eighteen See Desc
$89.99
KLH Model 18 vintage audio equipment - eBay listing photo 4
KLH FM Tuner Model 18 Eighteen, Powers Up. 2-G
$82.00
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