What year is this from?
Lou Robbins — Admin/Editor | Airchecks
KTOY | KVAC (WA-1974) | KDFL (WA-1975) | KTTX (TX- 1976) | KWHI (TX-1976) | KONP (WA-1977) | KBAM (WA-1978) | KJUN (WA-1983) | KRPM (WA-1984) | KAMT (WA-1986) | KASY (WA-1988) | KBRD (WA-1989) | KTAC (WA-1990) | KMTT (WA-1991) | KOOL (AZ-1994)
KTAC’s format in 1966 was MOR (Middle of the Road). My guess is that this was sometime in the 70’s, maybe the 80’s. I don’t recall seeing the design before this week. I found it online at eBay.
Pseudo psychodelia? 1966?