Tektronix 455, Instruction Manual, Page: 7 / 246

TABLE OF CONTENTS (cont)
SECTION 7 — INSTRUMENT OPTIONS
SECTION 8 — REPLACEABLE ELECTRICAL PARTS
SECTION 9 — DIAGRAMS AND C IR C U IT BOARD
ILLUSTRATIONS
SECTION 10 — REPLACEABLE M ECHANICAL PARTS
Accessories
CHANGE INFORMATIO N
LIST OF ILLUSTRATIONS
Page
Fig. 1-1. D im ensional drawing. 1-4
Fig. 1-2. T rig ge r co up lin g and sensitivity. 1-7
Fig. 1-3. D ifferential Tim e M easurement accuracy. 1-10
Fig. 2-1. 455 Main M odule (front). 2-1
Fig. 2-2. 455 Main M odule (rear). 2-2
Fig. 2-3. A2 Vertical Module. 2-3
Fig. 2-4. B2 H orizontal M odule. 2-5
Fig. 2-5. Peak-to-peak voltage measurement. 2-8
Fig. 2-6. Instantaneous voltage measurement. 2-8
Fig. 2-7. Phase difference. 2-9
Fig. 2-8. H igh-resolution phase difference. 2-9
Fig. 2-9. C om m on-m ode rejection. 2-10
Fig. 2-10. Tim e duration. 2-11
Fig. 2-11. Risetime. 2-11
Fig. 2-12. Tim e duration between points on a waveform. 2-12
Fig. 2-13. Time difference between pulses. 2-12
Fig. 2-14. Delayed Sweep m agnification. 2-13
Fig. 3-1. A m plitude c a lib ra to r test setup. 3-3
Fig. 3-2. Fast-rise pulse generator test setup. 3-4
Fig. 3-3. Sine-wave generator test setup #1. 3-5
Fig. 3-4. Low -frequency generator test setup. 3-6
Fig. 3-5. Sine-wave generator test setup #2. 3-7
Fig. 3-6. T im e-m ark generator test setup. 3-10
Fig. 4-1. H igh-voltage o scilla to r waveform relationships. 4-4
Fig. 4-2. Foldback c irc u it action. 4-6
Fig. 4-3. A ttenuator and gain sw itchin g sequences. 4-8
Fig. 4-4. Channel S w itching gates. 4-9
Fig. 4-5. T rig ge r 1C functional block diagram. 4-13
Fig. 4-6. Sweep generator 1C fu nctio na l block diagram. 4-14
Fig. 4-7. Sweep co ntrol 1C fu nctio na l block diagram . 4-17
Fig. 4-8. Sweep operation in A mode. 4-18
Fig. 4-9. Sw eep-circuit waveform relationships. 4-19
Fig. 4-10. Sweep operation in B DLY'D mode. 4-20