Fostex FD-4 - Recording Preparation; Connecting a SCSI Drive

FD-4
5
ELECTRICAL (continued)
SCSI DATA input / output
Connector D-SUB 25-pin
Protocol SCSI-2, unbalanced transfer method
Transfer type Asynchronous
Number of device to be connected 1
Fader / Knob Position at Reference Input / Output
MASTER fader At 8 ~ 9 position (AUX RTN : -20 dBV / 1 kHz, AUX RTN
VR: MAX. Adjust master fader for -10 dBV output at
STEREO OUT.)
MONITOR knob Adjust MONITOR knob for -10 dBV output at MONITOR
OUTPUT. (MON SEL: ST+MON, MON)
INPUT fader At 7 ~ 8 position (INPUT: -10 dBV / 1 kHz, EQ GAIN: 0,
PAN: L (R). Adjust input fader for -10 dBV output at
STEREO OUT.)
Output Level
INPUT (1 ~ 4)
→→
→→
→ AUX SEND -10 dBV +0, -2 dB (INPUT: -10 dBV / 1 kHz, EQ GAIN:
0, PAN: L (R), AUX1, 2 VR: CH MAX, input fader: at 7 ~
8 position.)
INPUT (1 ~ 4)
→→
→→
→ MONITOR -10 dBV ± 1 dB (INPUT: -10 dBV / 1 kHz, EQ GAIN: 0,
PAN: L (R), MON VR: MON MAX, MON PAN: L (R),
input fader: at 7 ~ 8 position.)
Frequency Response
INPUT (1 ~ 4)
→→
→→
→ MONITOR 20 ~ 20 kHz +1, -3 dB (INPUT: -50 dBV)
20 ~ 20 kHz +1, -2 dB (INPUT: -10 dBV)
INPUT (1 ~ 4)
→→
→→
→ AUX SEND 20 ~ 20 kHz +1, -2 dB (INPUT: -10 dBV)
AUX RTN
→→
→→
→ MONITOR OUT 20 ~ 20 kHz +1, -2 dB (AUX RTN: -20 dBV)
AUX RTN
→→
→→
→ PHONES 80 ~ 20 kHz +1, -2 dB (AUX RTN: -20 dBV, at 20 mW /
16 Ω)
EQ Characteristics
High (12 kHz) & Low (80 Hz) +15 dB ± 3 dB at “+15” position
-15 dB ± 3 dB at “-15” position
Mid (200 Hz ~ 5 kHz) +15 dB ± 3 dB at “+15” position
-15 dB ± 3 dB at “-15” position
S / N
INPUT
INPUT Σ4
Residual Noise
-50 dBV
-38 dBV
-10 dBV
+2 dBV
-50 dBV
-38 dBV
-10 dBV
+2 dBV
VR MIN
AUX SEND
AUX SEND
AUX SEND
AUX SEND
MONITOR
MONITOR
MONITOR
MONITOR
PHONES
-10 dBV
+2 dBV
-10 dBV
+2 dBV
-10 dBV
+2 dBV
-10 dBV
+2 dBV
66 dB or more
78 dB or more
80 dB or more
92 dB or more
63 dB or more
75 dB or more
73 dB or more
85 dB or more
68 dB or more
80 dB or more
82 dB or more
94 dB or more
65 dB or more
77 dB or more
75 dB or more
87 dB or more
-75 dBV or less
LEVEL LEVEL UNWTD. AWTD.
INPUT OUTPUT S / N