Fostex PH-100, Service Manual

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4
PH-100 Service Manual
1. SPECIFICATIONS
SPECIFICATION UNIT
0 dBV = 1 V r.m.s., 0 dBu = 0.775 V r.m.s.
INPUT
INPUT L/R
Connector XLR balanced, ø6 mm balanced / unbalanced phone jack
Input Level + 4 dBu (XLR), - 10 dBV
Input Impedance 20 k
Ω
or more
INPUT, AUX RTN L MONO / R, CH IN
Connector RCA jack
Input Level - 10 dBV
Input Impedance 20 k
Ω
or more
OUTPUT
PHONES
Connector ø6 mm stereo phone jack
Maximum Output Level 500 mW (32
Ω
)
Load Impedance 8 Ω ~ 32 Ω
CASCADE OUT L/R
Connector RCA jack
Output Level -10 dBV
Load Impedance 10 k Ω or more
OUTPUT
49 (H) x 484 (W) x 267 (D) mm
WEIGHT
About 4 kg
POWER
JPN AC 100 V 50 / 60 Hz
USA /CND (UL) AC 120 V 60 Hz
EUR (IEC CLASS I) AC 230 V 50 / 60 Hz
UK (BS) AC 230 V 50 Hz
POWER CONSUMPTION
18 W
STANDARD ENVIRONMENT
Standard Temperature 20 ± 3 ˚C
Standard Humidity 60
±
5 %
ENVIRONMENT CONDITION
Characteristics Guaranteed
Temperature + 5 ~ + 35 ˚C
Humidity 30 % ~ 65 %
AC Voltage Deviation ± 5 % or less
Operation Guaranteed
Temperature - 5 ~ + 45 ˚C
Humidity 10 % ~ 90 %
AC Voltage Deviation ± 5 % or less
PHONES MAXIMUM OUTPUT
500 mW (at 32 Ω load, 3 % distortion, -10 dBV / 1 kHz input)
DISTORTION
PHONES - 65 dBV or less (DIN AUDIO), - 80 dBV or less (IHF A)
CASCADE OUT - 85 dBV or less (DIN AUDIO), - 90 dBV or less (IHF A)
RESIDUAL NOISE
PHONES 0.1 % or less (200 mW, 32 Ω , 1 kHz)
CASCADE OUT 0.05 % or less (-10 dBV, 1 kHz)
FREQUENCY RESPONSE
PHONES 30 Hz ~ 20 kHz: ± 2 dB (200 mW, 32 Ω )
CASCADE OUT 30 Hz ~ 20 kHz: ± 1 dB
CLICK NOISE
- 20 dBV
p-p
or less (CASCADE OUT)
Specifications and physical appearance are subject to change without notice for product improvement.