Country of Manufacture:USA
Release dates:1956 - 1959
Speeds: 3 3/4, 7 1/2
Max Reel Size("): 7"
Number of heads: 3
Head Composition: Permalloy
Head Configuration: Mono - Half-Track
Frequency Response:7½ ips: 70 - 10kHz
Wow and Flutter:
Sound quality rating:5 / 10
Long-term reliability rating: 5 / 10
This was the first RCA recorder to be completely manufactured by RCA. Previously, RCA had their recorders built to their specifications by outside companies.
An attractive recorder, the “Judicial” was finished in light grey leatherette and sported a grey and black colour scheme.
The 7 TR3 was a half-track mono, dual speed recorder with an erase head and a combined record/playback head.
Three speakers, a 6½” woofer and two 3½” tweeters were fitted into the case.
Tube complement: 5879, 12AX7, 6AQ5, 6X4 / Rewind speed: 2 minutes for 1200ft / Audio output: 2 watts / Speaker(s): 6½” woofer and two 3½” tweeters / Dimensions: 9¼ x 18¼ x 14½” (236 x 464 x 369 mm) / Weight: 38 lbs (17.3kg) / half-track mono