Anybody heard of "IMF speakers" — Polk Audio Forum
The Vintage HiFi: IMF TLS80 Transmission-Line Speaker
Hi-Fi History: The IMF Reference Standard Professional Monitor | The Transmission Line Speaker - The Absolute Sound
IMF Transmission Line Speakers | Floor Standing Speakers | Loudspeakers | Spring Air
How can I say 'no' to a pair of IMF ALS-40 II's for a C-note? : r/audiophile
🎧IMF Electronics ALS40 Hi end vintage speakers Artec 225d 4x EL34 - YouTube
Vintage IMF Speakers | Vintage speakers, Loudspeaker, Kef
IMF Electronics CM3... - Corner Record Shop - Grandville | Facebook
IMF Electronics Studio TLS-50 Transmission Line Speaker Manual | HiFi Engine
IMF - Professional Monitor. Looks a lot like the classic "Bailey" speaker. Transmission line design | Audio design, Vintage speakers, Home audio speakers
IMF tls 50 transmission line speakers Frank model 20 hiend tube amp - YouTube