Both units are from the late‑1940s to early‑1950s era and were part of an early hi‑fi/record‑reproduction setup. The AR‑37 is known for its 10‑watt output, five‑tube design, and built‑in equalization network intended for pre‑RIAA record curves.
Both units are from the late‑1940s to early‑1950s era and were part of an early hi‑fi/record‑reproduction setup. The AR‑37 is known for its 10‑watt output, five‑tube design, and built‑in equalization network intended for pre‑RIAA record curves.