Technics RS1500 has clever u shaped tape path. Switchable between 2 track and 4 track because it has two playback heads. 3 3/4, 7 1/2, 15 ips. You will need a Dolby B outboard if yr pre records are Dolby encoded.
At 15 ips it is hardwired for NAB equalization. (CCIR sounds better.)