Specification— 2236 Service
Characteristics
Table 1-1 (cont)
Performance Requirements
Supplemental Information
TRIGGER SYSTEM
A TRIGGER Sensitivity
P-P AUTO and NORM Modes
A Sweep
Internal
External trigger signal from a 50 0
source driving a 50 0 coaxial cable
terminated in 50 0 at the input connector.
Trigger sensitivities define signal
amplitude required for stable display.
10 MHz
60 MHz
100 MHz
0.35 div
1.2 div
1.5 div
External
40 mV
150 mV
250 mV
Counter
Internal
0.5 div
1.5 div
2.0 div
External
50 mV
160 mV
300 mV
Lowest Useable Frequency in P-P
AUTO Mode
20 Hz with 1.0 division internal
or 100 mV external.®
TV FIELD Mode
1.0 division of composite sync.®
B TRIGGER Sensitivity (Internal Only)
B Sweep
10 MHz
60 MHz
100 MHz
0.35 div
1.2 div
1.5 div
Counter
0.5 div
1.5 div
2.0 div
EXT INPUT
Maximum Input Voltage
400 V (dc + peak ac) or 800 V ac p-p
at 10 kHz or less.®
See Figure 1-1 for derating curve.
Input Resistance
1 Mfi ±2%.®
Input Capacitance
22 pF ±2.5 pF.®
AC Coupled
10 Hz or less at lower —3 dB point.®
Offset
25 mV or less.
LEVEL Control Range
A TRIGGER (NORM)
INT
Can be set to any point of the trace
that can be displayed.®
EXT, DC
At least ± 1.6 V, 3.2 V p-p.
EXT, DC - 10
At least ±16 V, 32 V p-p.®
B TRIGGER (Internal only)
Can be set to any point of the trace
that can be displayed.®
VAR HOLDOFF Control
Increases A Sweep holdoff time by at
least a factor of 10.®
■Performance Requirement not checked in Service Manual.
1-4
Summary of Contents for 2236
Page 10: ...2236 Service viii The 2236 Oscilloscope ...
Page 74: ...Theory of Operation 2236 Service 3 30 ...
Page 102: ...Performance Check Procedure 2236 Service 4 21 Figure 4 1 Test setup for DMM common mode check ...
Page 242: ...2236 Service 4204 34 Figure 9 6 CTM basic block diagram ...
Page 243: ...DMM POWER S U P P LIE S 2236 Service F ig u re 9 7 C T M d e ta ile d b lo c k diag ram ...
Page 254: ...S I 0 O I 5 1 S O i 4204 21 C IR C U IT BOARD INTERCONNECTIONS ...
Page 267: ...1 2 3 4 5 6 7 8 9 J T K L M_ _ ___ N___l _ P____l S ...
Page 271: ...1 2 3 4 5 6 7 8 9 lO P2SO O U1 A TRIGGER V T O W2500 5 A 223 R E V A P R W G ...
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Page 285: ...A 6 F IL T E R B O A R D lo c a te d u n d e r H V S h ie ld ...
Page 313: ...2236 Service T O U I 3 0 0 4 8 K T O UI300 II S K 0 2 2 3 6 Z Z O A Z 2 OPTION IA ...
Page 317: ...A 10 C O U N T E R T IM E R M U L T IM E T E R B O A R D A D J U S T M E N T LO C A T IO N S ...
Page 319: ...2236 Service TROUBLESHOOTING GUIDE 4206 99 4204 69A ...
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Page 324: ...2 REV APR 1986 ...
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