ESC
ADP-21

ADP-21

BrandHeathkit
ManufacturerHeath Company, Daystrom, Incorporated, Fairchild, Fairchild Recording Equipment
FunctionTurntable (Kit)
Produced1961
CountryUnited States
Form FactorTabletop
Signal PathAnalog Hardware
Dimensions45.2 × 8.9 × 38.1 cm (W × H × D)
Weight36lbs (Shipped)
Frequency Response20Hz-15kHz ±2dB
Speeds (RPM)33⅓, 45
Wow & Flutter0.08%
Rumble (7cm/sec, 500Hz)-56dB
Turntable Speed±1.5%
TurntableFairchild 440
Drive TypeBelt
TonearmFairchild 500
CartridgeFairchild
StylusDiamond
Impedance200Ω
Inductance500mH
Dynamic Mass2mg
Tracking Force2.5g
Compliance5x10⁻⁶cm/dyne
Channel Separation20dB
Recommended Load Impedance47kΩ
Output Voltage (3.8cm/sec)5mV
BaseFairchild 440 CBW
FinishWalnut
MSRP (1961)$124.95
Channels2 Channel