Comparison ledger
Tektronix 321, Tektronix 422, side by side. Every value shown is drawn from the cited encyclopedia entries.
| Attribute | 321Tektronix | 422Tektronix |
|---|---|---|
| OEM | Tektronix | Tektronix |
| Category | oscilloscope | oscilloscope |
| Wafer size | — | — |
| Process node | — | — |
| Introduced | 1961 | 1966 |
| Production run | 1960–1972 | 1966– |
| Lifecycle | — | — |
| Lifecycle milestones | 1961 introductory note | — |
| Control system | — | — |
| Generation | — | — |
| Family | Tektronix 321 | Tektronix 422 |
| Cited variants |
|
|
| Specifications | ||
| Type | portable oscilloscope[1] | portable dual-trace oscilloscope[2] |
| Power | AC line power or rechargeable batteries[1] | — |
| Technology note | first battery-operated transistor oscilloscope[1] | — |
| introduction year | 1961[1] | — |
| power options | AC line or rechargeable batteries[1] | — |
| vertical amplifier input | Nuvistor ceramic tube[1] | — |
| transistorization | Mostly transistorized, except for vertical amplifier input[1] | — |
| portability | Completely portable[1] | — |
| Introduced | 1961[3] | — |
| Bandwidth | 5 MHz[3] | DC to 15 MHz[2] |
| bandwidth | — | 16 MHz[1] |
| series | — | 400 series[1] |
| product type | — | high-frequency full-function oscilloscope[1] |
| Intro year | — | 1965[2] |
| Production period | — | 1965 to 1975[2] |
| Vertical sensitivity | — | 10 mV/div to 20 V/div in 11 steps[4] |
| Sweep range | — | 500 ns/div to 0.5 s/div[2] |
| Inputs | — | 1 MΩ ±2% // 30 pF, max. 300 V DC+peak AC[2] |
| Power options | — | 115 or 230 V AC; AC/DC version can also operate from 11.5 to 35 V DC; optional 24 V battery pack[4] |
Plan your fab
Building a oscilloscope process? Get a complete equipment list.
Open the fab equipment planner →