BCT 30 MA (BETACAM SP)
Betamax, Betacam Tape

Betacam Videocassette
Highly reliable videocassette for the popular BETACAM format

Maxell has applied all the latest tape technologies to create these compact, lightweight, broadcast-quality 1/2" tapes especially for demanding Betacam operations.


Physical Properties Tape Width mm 12.650
Tape Thickness µm 14.5
Magnetic Layer Thickness µm 4.5
Base Film Thickness µm 9.9
Backcoating Thickness µm 1.0
Yield Strength N (kgf) 25 (2.6)
Breaking Strength N (kgf) 44 (4.5)
Residual Elongation % 0.04 0.04
Magnetic Side Electrical Resistance Ohms/sq. 1 x 109
Magnetic Properties Coercivity kA/m (Oe) 57.3 (720)
Retentivity mT (G) 160 (1,600)
Squareness Ratio (Br/Bm) -- 0.85
Video Properties RF Output (5.7 MHz)* dB 0 0
Video S/N* dB 0 0
Dropouts (-18 dB, 15 µs) count/min. <3 <3
Audio Properties Audio Sensitivity (1 kHz)* dB 0 0
Frequency Response (15 kHz/1 kHz)* dB 0 0
Erasing Effect (1 kHz) dB 70 70
* Indicates a comparison with Maxell reference tape