Brand: National (Panasonic)
Country of Manufacture:Japan
Speeds: 1 7/8
Max Reel Size("): 7"
Number of heads: 1 (PB)
Head Composition: Permalloy
Head Configuration: Mono - Full Track
Frequency Response:(± 3 dB): 150Hz - 1.4kHz
Wow and Flutter:less than 0.5%
Sound quality rating:5 / 10
Long-term reliability rating: 5 / 10
The RQ-303 was a mains-operated half-track mono recorder with a maximum reel size of 3¾-inches and a single-speed of 1 ips. Features included fully-transistorized circuitry, neon lamp level indicator, 700mWatt output, elliptical speaker, shaded pole motor, and push-button operation. Price when new (UK) was £16 16s.
Inputs: mic 25K / Outputs: ext. speaker 8Ω, headphone / Output: 700 mW / Speaker: 2.6 x 4.1 inches (67 x 108mm) / Dimensions: 8 x 7½ x 3¾ inches (203 x 191 x 95 mm) / Weight: 4 lbs (1.82 kg) / half-track mono