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Specifications
Power supply:
AC 100 - 240 V, 50 / 60 Hz
Power consumption: 49 W
Operating ambient temperature:
5 °C to 40 °C (41 °F to 104 °F)
Operating ambient humidity:
10 % to 80 % (no condensation)
Weight:
7.2 kg (15.84 lb)
Dimensions (W x H x D):
214 mm x 132 mm x 434 mm
(inches: 8 7/16 x 5 3/16 x 17 3/32)
(excluding support legs and connectors)
Recording format:
DVCPRO/DV format selectable
Recording video signals:
For AJ-SD255P: 525i system
For AJ-SD255E: 625i system
Recording audio signals:
48 kHz, 16 bits, 2 channels
Recording tracks:
Digital video/audio
Helical track
Time code is recorded in the sub-code area.
Control (CTL): 1 track
Tape speed:
For AJ-SD255P
33.820 mm/sec. (DVCPRO)
For AJ-SD255E
33.854 mm/sec. (DVCPRO)
Recording times:
184 minutes (with AJ-5P92LP)
66 minutes (with AJ-P66MP)
Tapes used:
Metal tapes
FF/REW time:
Less than 3 min. (with AJ-5P92LP)
Less than 2 min. (with AJ-P66MP)
Digital slow:
-0.43x to +0.43x (DVCPRO)
Tape timer accuracy:
±1 frame (when using continuous CTL signal)
Servo lock time:
Less than 0.5 sec. (When the format for 2F mode,
standby ON, or setup menu No. 122 (STOP EE SEL) is
set to TAPE)
VIDEO
Digital video
Sampling frequency:
Y:13.5 MHz; P
B/PR: 3.375 MHz
Quantizing:
8 bits
Video compression method:
DV-Based compression (SMPTE 314M)
Video compression rate:
DVCPRO : 1/5
Error correction:
Reed-Solomon product code
Bit rate:
DVCPRO : 25 Mbps
Digital IN/Analog Component OUT
Video bandwidth (when using AJ-YA94G option):
For AJ-SD255P
Y : 30 Hz to 5.5 MHz (±1 dB),
5.75 MHz (–2 dB)
P
B
/PR : 30 Hz to 1.3 MHz (±1 dB),
1.5 MHz (–6 dB)
For AJ-SD255E
Y : 25 Hz to 5.5 MHz (±1 dB),
5.75 MHz (–2 dB)
P
B/PR : 25 Hz to 1.3 MHz (±1 dB),
1.5 MHz (–6 dB)
S/N ratio:
Better than 58 dB (Y)
K factor:
Less than 1 % (Y 2T)
Y/P
B/PR delay:
Less than 10 nsec.
Video input signals
Analog component input:
BNC x 3 (Y, PB, PR) (also used as VIDEO IN connectors)
For AJ-SD255P
Y : 1.0 V[p-p]
P
B/PR : 0.486/0.7 V[p-p] selectable
(75 Ω, 75 % color bar, 7.5 % setup level)
For AJ-SD255E
Y : 1.0 V[p-p]
P
B/PR : 0.7 V[p-p]
(75 Ω, 100 % color bar)
Analog composite input:
BNC x 1
VIDEO: 1.0 V[p-p] (75 Ω)
S-Video input:
BNC x 2 (Y, C) (also used as VIDEO IN connectors)
For AJ-SD255P
Y : 1.0 V[p-p] (75 Ω)
C : 0.286 V[p-p] (burst level) (75 Ω)
For AJ-SD255E
Y : 1.0 V[p-p] (75 Ω)
C : 0.3 V[p-p] (burst level) (75 Ω)
Reference input:
Analog composite, BNC x 2, loop-through, 75 Ω
ON/OFF automatically switched
SDI input (option: AJ-YA94G):
BNC x 1,
Compliant with SMPTE 259M-C/ITU-R BT. 656-4 standard
Video output signals
Analog component output:
BNC x 3 (Y, P
B, PR) (switchable between composite
and S-Video output)
For AJ-SD255P
Y : 1.0 V[p-p]
P
B/PR : 0.486/0.7 V[p-p] selectable
(75 Ω, 75 % color bar, 7.5 % setup level)
For AJ-SD255E
Y : 1.0 V[p-p]
P
B/PR : 0.7 V[p-p]
(75 Ω, 100 % color bar)
Analog composite output:
BNC x 2, VIDEO1, VIDEO2
S-Video output:
BNC x 2 (Y, C)
(switchable between composite and component output)
For AJ-SD255P
Y : 1.0 V[p-p] (75 Ω)
C : 0.286 V[p-p] (burst level) (75 Ω)
For AJ-SD255E
Y : 1.0 V[p-p] (75 Ω)
C : 0.3 V[p-p] (burst level) (75 Ω)
SDI output (option: AJ-YA94G):
BNC x 1,
Compliant with SMPTE 259M-C/ITU-R BT. 656-4 standard
Monitor output:
BNC x 1
indicates safety information.
GENERAL