Tektronix WFM 601A, Service Manual, Page: 69 / 368

Performance Verification
WFM 601A, WFM 601E, & WFM 601M Service Manual
4–5
Step Outgoing Incoming Maximum tolerance Minimum tolerance Operation
14 Vector Mode Bandwidth Matching 0
°
loop opening 2
°
loop opening at
500 kHz or 2 MHz
15 Vector Registration black dot centered in box black dot centered in box
within
0.25 of box width
16 Lightning Vertical Gain Accuracy 9.8 div 10.2 div
17 Bowtie Interchannel Matching –2 ns +2 ns
18 Arrowhead NTSC Composite 98 IRE
129 IRE 102 IRE
133 IRE
19 Arrowhead PAL Composite 686 mV 714 mV
20 RGB Gamut ––– –––
Positive 728 mV 742 mV
Negative –42 mV –28 mV
21 Eye Gain (WFM 601E,
WFM 601M) 760 mV 840 mV
22 Eye Bandwidth (WFM 601E,
WFM 601M)
50 kHz to 450 MHz –3 dB +1 dB
23 Eye Timing (Horizontal
Deflection Factor) (WFM 601E,
WFM 601M) ––– –––
Overlay 7.178 ns 7.622 ns
10-Eye 21.534 ns 22.866 ns
Mag On 3.663 ns 3.737 ns
24 Analog Audio Display Mode
(WFM 601A) –0.5 dB +0.5 dB
25 Audio Phasing and Bandwidth
(WFM 601A) 1
°
(at 20 kHz)
–3 dB at 500 kHz
–––
26 Serial Receiver Equalization
Range
(800 mV source) ––– Zero errored seconds with
up to 19 dB loss at 135 MHz
1
Certificate number not provided, unless a “Certificate of Traceability” is issued.