Tektronix WFM 601A, Service Manual

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Specifications
WFM 601A, WFM 601E, & WFM 601M Service Manual
1–7
Table 1–1: Electrical specifications (cont.)
Characteristic Reference information Performance requirement
Format Errors
(WFM 601A, WFM 601M) Warns that a serial signal format error has
occurred for the following error types:
H
SAV placed incorrectly relative to EAV.
H
Line length error.
H
Field length error.
H
Reserved values used improperly.
H
ANC data checksum error.
H
ANC data parity error.
Signal Lost Reports absence of the serial video signal.
Analog Audio Mode (WFM 601A)
Input DC coupled, differential input, 20 k
W
input
impedance
Full Scale Selection 0, 4, 8, and 12 dBu full scale, menu selectable
Full Scale Accuracy
$
0.5 dB at 1 kHz
Bandwidth
–3 dB
w
500 kHz using a leveled
sine wave
X and Y Input Phase Matching
v
1
_
, 20 Hz–20 kHz
Maximum Input Voltage
±
8 V peak, measured to chassis ground
Digital Data Value Cursor and Listing
(WFM 601M)
Digital Waveform Non-interpolated waveform display. Cursor
identifies selected sample value (hexadecimal,
decimal, binary). Cross-hair cursor inserted on
picture monitor output shows selected line and
sample. Vertical and horizontal shift of picture
monitor output when selecting blanking interval
line and sample values.
Data Mode Displays interleaved data stream sequentially with
31 samples per screen width. Cursor identifies
selected sample value.
Video Mode Displays Y, Cb, Cr data streams separately.
Channels are selected with VIDEO IN buttons.
Cursor identifies the selected sample value.
Digital List Sequential list of sample values in table format.
Cursor identifies selected sample. VIDEO mode
identifies samples as Y, Cb, Cr.
External Reference
Input Analog composite video or black burst
Maximum Operating Input Voltage –1.8 V to +2.2 V, DC plus peak AC
Absolute Maximum Input Voltage –8.5 V to +8.5 V, DC plus peak AC
DC Input Impedance
w
20 k
W