ESC
XO-1

XO-1

BrandHeathkit
ManufacturerHeath Company, Daystrom, Incorporated
FunctionCrossover (Kit)
Produced1956
CountryUnited States
Signal PathAnalog Hardware
Dimensions22.9 × 14.6 × 12.1 cm (W × H × D)
Weight6lbs (Shipped)
Power105-125VAC, 50/60Hz 5W
Frequency Response10Hz-Selected Frequency ±1.2dB, Selected Frequency-20kHz ±1.2dB
Crossover Frequencies100/200/400/700/1.2kHz/2kHz/3.5kHz
Crossover Slope12dB/Oct (Second Order)
SNR (1.5V)70dB
THD (Treble)0.25%
THD (Bass)0.1%
Output Voltage2.0VRMS
Maximum Output Voltage5.0VRMS
Tube Complement12AX7 (x2), 6X4
MSRP (1956)$18.95
Channels1 Channel (Two Channels Out)
Connections
  • Input · RCA (Phono, Cinch) · Mono, Socket (Female), Unbalanced
  • Output · RCA (Phono, Cinch) · 2 Way, Socket (Female), Unbalanced
Controls
  • Crossover Frequency · Rocker Switch
  • Treble Level · Rotary Pot
  • Bass Level · Rotary Pot