TECHNICAL DATA

Electrical Test Equipment

Recording
Cutting lathe/head.......................Neumann VMS 70/SX74
Cutting stylus............................. Adamant NSH-2

Playback
Turntable...................................Technics SL-1100
Cartridge/stylus...........................Shure SC39ED/SS39ED
Stylus force................................1 gram
Preamplifier.................................Custom, Capitol Records
Noise meter................................DBX 81

Preferred cutting side:
The side without the Apollo stamp. The other side, although frequently cuttable, may have physical defects.

Signal to noise ratio test conditions
Reference level (0 dB).................1000 Hz at 3.54 cm/sec. Left channel
Heater current/power..................0.45 Amperes/2.025 Watts
Groove width, no modulation....... 2.5 mils (0.064 mm)
Diameter for noise reading............10 inches (254 mm)
8 inches (203 mm) for 10" masters

RIAA equalization, record..............On
RIAA equalization, play..................Off

Dimensions................................................Diameter
Product# ..................Description......... (inches).... (mm)
01-14-202.........14" Apollo masters.........14.........(355.6)
01-12-202.........12" Apollo masters.........12.........(304.8)
01-10-202.........10" Apollo masters.........10.........(254)

Recommended Conditions for Shipping, Storage, Plating, etc.
Master storage
Temperature........................70+10 deg.F (21+5.5 deg.C)
Humidity..............................50+20%
Shipping of uncut masters: Not to exceed 110 deg.F(43 deg.C)
Shipping of cut masters..........70+10 deg.F (21+5.5 deg.C)
Maximum time between cutting and plating: As short as possible. Optimum results if under 72 hours.