Reel to Reel Comparison
Model System Track System Maximum Reel Size
(inch / cm)
Tape Speed cm/s.
(cm/s.)
Tape Speed ips
(ips)
Motors FF and Rewind Time
(sec.)
Capstan Wow and Flutter 1-7/8 ips
((WRMS))
Wow and Flutter 3-3/4 ips
((WRMS))
Wow and Flutter 7-1/2 ips
((WRMS))
Wow and Flutter 15 ips
((WRMS))
Heads Channel Separation
(db)
Bias Frequency
(kHz)
Noise Reduction Frequency Response 1-7/8 ips
(Hz)
Frequency Response 3-3/4 ips
(Hz)
Frequency Response 3-3/4 ips
(Hz)
Frequency Response 7-1/2 ips
(Hz)
Frequency Response 7-1/2 ips
(Hz)
Frequency Response 15 ips
(Hz)
Frequency Response 15 ips
(Hz)
Signal-to-Noise Ratio 1-7/8 ips
((A weighted))
Signal-to-Noise Ratio 3-3/4 ips
((A weighted))
Signal-to-Noise Ratio 7-1/2 ips
((A weighted))
Signal-to-Noise Ratio 15 ips
((A weighted))
Input Impedance Line In
(kΩ)
Input Sensitivity Line In
(mV)
Output Impedance Line Out
(kΩ)
Output Sensitivity Line Out
(mV)
Dimensions in Inches
((w) x (h) x (d))
Dimensions in mm
((w) x (h) x (d))
Weight in lbs
(lbs)
Weight in Kg
(Kg)
Technics RS-1506 US
Technics RS-1506 US
Reel to Reel 4-tr 2-ch REC, PB; 2 tr-2-ch PB 10.5 / 26.5 9.5; 19: 38 3-3/4; 7-1/2; 15 3 approx. (2500 feet/762 m) 150 1, direct drive 4,8 cm/s : N/A 9,5 cm/s : 0.06 19 cm/s : 0.03 38 cm/s : 0.018 4 >50 120 Dolby N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (9,5 cm/s) : 20-15.000 (19 cm/s) : N/A (19 cm/s) : 20-25.000 (38 cm/s) : 30-30.000 (38 cm/s) : N/A (4,8 cm/s) : N/A (9,5 cm/s) : 64 (19 cm/s) : 66 (38 cm/s) : 66 150 60 22 550 17.96 x 17.56 x 10.18 456 x 446 x 258 55.12 25

N/A
Reel to Reel 4-tr 2-ch 10-1/2" / 26.5 9.5; 19; 38 3-3/4; 7-1/2; 15 3, direct drive approx. (2500 feet/762 m) 150 N/A 4,8 cm/s : N/A 9,5 cm/s : 0.06 19 cm/s : 0.03 38 cm/s : 0.018 6 N/A N/A Dolby N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (9,5 cm/s) : 20-25.000 (19 cm/s) : N/A (19 cm/s) : 20-15.000 (38 cm/s) : 30-30.000 (38 cm/s) : N/A (4,8 cm/s) : N/A (9,5 cm/s) : 64 dB (19 cm/s) : 66 dB (38 cm/s) : 66 dB 150 60 (-24 dB) 22 550 17.95 x 17.56 x 10.16 456 x 446 x 258 56.7 25.7
Technics RS-1500 US
Technics RS-1500 US
Reel to Reel 2-tr 2-ch REC, PB; 4-tr 2-ch PB 10-1/2" / 26.5 9.5; 19; 38 3-3/4; 7-1/2; 15 3, direct drive approx. (2500 feet/762 m) 150 1, direct drive 4,8 cm/s : N/A 9,5 cm/s : 0.03 19 cm/s : 0.06 38 cm/s : 0.018 4 >50 120 Dolby N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (9,5 cm/s) : 20-25.000 (19 cm/s) : N/A (19 cm/s) : 20-15.000 (38 cm/s) : 30-30.000 (38 cm/s) : N/A (4,8 cm/s) : N/A (9,5 cm/s) : 68 (19 cm/s) : 66 (38 cm/s) : 68 150 60 (-24 dB) 22 550 17.95 x 17.56 x 10.16 456 x 446 x 258 55.12 25
Technics RS-1800
Technics RS-1800
Reel to Reel 2/2 REC+PB; 4/2 PB 10-1/2 inch; (26.7 cm) 76 / 38 / 19 30 / 15 / 7-1/2 2 approx. >150 sec/762m tape 1, direct drive 4,8 cm/s : N/A 9,5 cm/s : N/A 19 cm/s : (19 cm/s): 0.03 (JIS weighted RMS); 0.05 (DIN weighted Peak); 0.05 (NAB unweighted RMS 38 cm/s : (38 cm/s): 0.015 (JIS weighted RMS); 0.035 (DIN weighted Peak); 0.03 (NAB unweighted RMS 4 > 50 dB/ 1 kHz 200 kHz Dolby N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (9,5 cm/s) : N/A (19 cm/s) : N/A (19 cm/s) : (19 cm/s): (38 cm/s): 20~25,000 -10 dB; (20~20,000 Hz 2 dB) (38 cm/s) : (38 cm/s): 30~30,000 -10 dB; (30~22,000 Hz 2 dB) (38 cm/s) : N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (19 cm/s) : (19 cm/s): 67 (650 nWb/m); 62 (370 nWb/m) (38 cm/s) : (38 cm/s): 67 (650 nWb/m); 62 (370 nWb/m) 10 (47 unbalanced) 77.5 (-20 dB); (60 -22 dB unbalanced) 1 (0.6 / 10 balanced) 775 (1,228 V balanced) 19.68 x 17.44 x 13.66 (Transport Unit); 19.68 x 8.74 x 15.31 (Amplifier) 500 x 443 x 347 (Transport Unit); 500 x 222 x 389 (Amplifier) 79.4 (Transport Unit); 36.6 (Amplifier) 36 (Transport Unit); 16.6 (Amplifier)
Technics RS-741 US
Technics RS-741 US
Reel to Reel 2-tr; 2 ch (REC/PB); 4-tr 2-ch (PB) N/A 9.5; 19 3-3/4; 7-1/2 N/A approx. N/A 1 4,8 cm/s : N/A 9,5 cm/s : N/A 19 cm/s : N/A 38 cm/s : <0.09 3 N/A N/A Dolby N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (9,5 cm/s) : N/A (19 cm/s) : N/A (19 cm/s) : N/A (38 cm/s) : 30~22,000 (3 dB) (38 cm/s) : N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (19 cm/s) : N/A (38 cm/s) : >50 dB N/A N/A N/A N/A 16.73 x 15.67 x 8.37 425 x 398 x 212 N/A N/A
Technics RS-736 US
Technics RS-736 US
Reel to Reel 4-tr 2-ch N/A 19; 38 7-1/2; 15 N/A approx. N/A N/A 4,8 cm/s : N/A 9,5 cm/s : N/A 19 cm/s : N/A 38 cm/s : 0.009 N/A N/A N/A Dolby yes (4,8 cm/s) : N/A (9,5 cm/s) : N/A (9,5 cm/s) : N/A (19 cm/s) : 0.13 (19 cm/s) : 20~23,000 (3 dB) (38 cm/s) : 30~25,000 (3 dB) (38 cm/s) : N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (19 cm/s) : N/A (38 cm/s) : >53 dB N/A N/A N/A N/A 16.93 x 19.37 x 8.39 430 x 492 x 213 N/A N/A
Technics RS-715 US
Technics RS-715 US
Reel to Reel 4-tr; 2-ch (REC/PB) N/A 9.5; 19 3-3/4; 7-1/2 3 approx. N/A N/A 4,8 cm/s : N/A 9,5 cm/s : N/A 19 cm/s : <0.08 38 cm/s : N/A 4 N/A N/A Dolby N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (9,5 cm/s) : N/A (19 cm/s) : N/A (19 cm/s) : 30~22,000 (-3 dB) (38 cm/s) : N/A (38 cm/s) : N/A (4,8 cm/s) : N/A (9,5 cm/s) : N/A (19 cm/s) : >53 dB (38 cm/s) : N/A N/A N/A N/A N/A 16.97 x 20.67 x 8.98 431 x 525 x 228 N/A N/A