Dolby Tapes 1/4" Reel-to-Reel

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Purchase price for the Tape $120.
Tape box & shipping box included.
Please note Shipping fee NOT included

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GennLab Standard Alignment (Calibration) Tapes

Dolby Level 3-3/4 to 30 in/sec 1/4" Reel-to-Reel

Dolby B: 400 Hz 185 nWb/m NAB (TEAC YTT-5001) and 400 Hz 200 nWb/m IEC (TEAC YTT-5001A) tapes are suitable for Dolby Noise Reduction System calibration of consumer reel-to-reel tape recorders to Dolby level. Can be used for internal or external (like TEAC AN-60, AN-80) systems calibration.
All consumer Dolby Noise Reduction Systems have nominally unity gain at 400 Hz and Dolby level +/-0.5 dB. Alignments made with one system will than be correct for all.
The tapes are suitable for Dolby Noise Reduction System calibration of Reel-to-Reel playback portion of cassette duplicators to Dolby level.

Dolby A: 850 Hz 185 nWb/m NAB or 320 nWb/m DIN periodically changed to 930 Hz for 30 milliseconds every 750 milliseconds. The resulting periodic chirp-like sound is highly characteristic. This tape is suitable for professional Dolby A-type Noise Reduction System calibration of professional reel-to-reel tape recorders to Dolby A Level.
All professional Dolby Noise Reduction Systems have nominally unity gain at 850 Hz and Dolby level +/-0.5 dB. Alignments made with one system will than be correct for all.

Dolby SR Spectral Recording: pink noise -15 dB below 185 nWb/m NAB or 320 nWb/m DIN periodically interrupted for 20 milliseconds every 2 seconds. These periodic interruptions (sometimes called"nicks") serve to positively distinguish Dolby Noise from other pink noise. This tape is suitable for professional Dolby SR-type Noise Reduction System calibration of professional reel-to-reel tape recorders to Dolby Noise level. It provides an accurate alignment reference to for the decoder.

One Dolby tone is recorded on each Tape.

Duration of each tape is 4 min.

Please note, because New Zealand Post does not directly control all parts of the delivery chain, it cannot guarantee that the item will always reach its destination within the delivery target. Delivery to areas outside major cities, or where your item is dutiable or held in Customs, may take longer.

ATTENTION CUSTOMERS FROM RUSSIA and ICELAND!
International Courier with Tracking number is not available for customers from Russia and Iceland!

GennLab Calibration Tape sample

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