468
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The Tektronix 468 is a digital/analog scope, essentially a 465B with an added 25 MS/s 8 bit digitizer. The 468 uses the 154-0731-00 CRT.
The 468 is controlled by an Intel 8085A processor.
Key Specifications
| Bandwidth | 100 MHz analog, 10 MHz digital repetitive, 2.5 MHz digital single-shot |
|---|---|
| Deflection | 5 mV/Div to 5 V/Div, 1–2–5; CH1-CH2 cascaded – 1 mV/Div, 50 MHz |
| Sweep | 20 ns/Div to 50 ms/Div (B) or 500 ms/Div (A), 1–2–5, ×10 magnifier to 2 ns/Div |
| Sampling rate | 25 MS/s |
| Resolution | 8 bit |
| Input impedance | 1 MΩ // 20 pF |
| Power | 90–210 V, 108–132 V, 198–242 V or 216–250 V; 48–440 Hz |
| Dimensions | 18.3 cm × 29.2 cm × 55 cm (H×W×D) |
| Weight | 15 kg (33 lb) |
| Options |
|
Repair issues
→ see 468/Repairs page
Links
- Tektronix 468 Repair Vol.1 / Vol.2 / HV multiplier/CRT replacement by vintageTek Museum @ YouTube
- Tektronix 468 @ amplifier.cd
Pictures
front
top and A16
Storage & Display A16
right Trigger A12
left V Preamp A11
bottom Interface Board A15
rear
Processor Board Set
Microprocessor Board A21
Memory Board A18
Timebase/Power Supply A22
Timebase Oscillator A22
CRTs used in the 468
| Page | Part nos | Description | Designers | Used in |
|---|---|---|---|---|
| 154-0731-00 | 154-0731-00 | CRT | Telequipment D75 • 455 • 465 • 465B • 468 |