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549: Difference between revisions
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|series=500-series scopes | |series=500-series scopes | ||
|model=549 | |model=549 | ||
|summary=30 MHz storage | |summary=30 MHz storage oscilloscope | ||
|image=Tek-549 and d.jpg | |image=Tek-549 and d.jpg | ||
|caption=Tektronix 549 front | |caption=Tektronix 549 front | ||
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|designers=Mel Holznagel;Bob Shand; | |designers=Mel Holznagel;Bob Shand; | ||
|manuals= | |manuals= | ||
* [[Media:070-0508-00.pdf|549 | * [[Media:070-0508-00.pdf | Tektronix 549 Manual]] (OCR) | ||
* [ | * [https://w140.com/mmm/tek-549.pdf Tektronix 549 Manual] | ||
* [ | * [https://bama.edebris.com/manuals/tek/549 Tektronix 549 Manual] @ BAMA | ||
====Maintenance Notes==== | ====Maintenance Notes==== | ||
* [[Media:tek_549_crt_socket_leak.pdf|Maintenance Note: 549 CRT Socket Leakage ( | * [[Media:tek_549_crt_socket_leak.pdf|Maintenance Note: 549 CRT Socket Leakage]] (OCR) | ||
* [[Media:tek_549_note_ringing_1a1.pdf|Maintenance Note: 549 Ringing with 1A1 ( | * [[Media:tek_549_note_ringing_1a1.pdf|Maintenance Note: 549 Ringing with 1A1]] (OCR) | ||
====Data Sheets and Catalogs==== | ====Data Sheets and Catalogs==== | ||
* [[Media:tek_549_catalog.pdf|Tektronix 549 in 1968 Catalog ( | * [[Media:tek_549_catalog.pdf|Tektronix 549 in 1968 Catalog]] (OCR) | ||
* [[Media:tek_549_german_intro.pdf|Tektronix 549 Introduction in German ( | * [[Media:tek_549_german_intro.pdf|Tektronix 549 Introduction in German]] (OCR) | ||
* [[Media:tek_549_Remote_Control_DS.pdf|Tektronix 549 Remote Control Datasheet ( | * [[Media:tek_549_Remote_Control_DS.pdf|Tektronix 549 Remote Control Datasheet]] (OCR) | ||
}} | }} | ||
The '''Tektronix 549''' is the only [[CRT_storage_scope|storage scope]] in the 500 series (except for the [[537]] that never left prototype stage). | The '''Tektronix 549''' is the only [[CRT_storage_scope|storage scope]] in the 500 series (except for the [[537]] that never left prototype stage). | ||
It takes a [[Letter-series_and_1-series_plug-ins|letter-series or 1-series vertical plug-in]]. | It takes a [[Letter-series_and_1-series_plug-ins|letter-series or 1-series vertical plug-in]]. | ||
The 549 was [[introduced in | The 549 was [[introduced in 1965]] and discontinued after 1973. | ||
The 549 vertical output stage was designed by [[Mel Holznagel]]. [[Bob Shand]] did the mechanical design. | The 549 vertical output stage was designed by [[Mel Holznagel]]. [[Bob Shand]] did the mechanical design. | ||
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{{Spec | Rise time | 12 ns }} | {{Spec | Rise time | 12 ns }} | ||
{{Spec | Writing speed | 5 cm/μs }} | {{Spec | Writing speed | 5 cm/μs }} | ||
{{Spec | Line voltage | 104/115/127 or 208/230/254 V<sub>AC</sub> ±10%, selected via primary voltage selector (inside cabinet) and voltage range selector (on rear panel), 50 to 60 Hz }} | {{Spec | Line voltage | 104/115/127 or 208/230/254 V<sub>AC</sub> ±10%, selected via primary voltage selector (inside cabinet) and voltage range selector (on rear panel), 50 to 60 Hz }} | ||
{{Spec | Thermal protection | 65°C (150°F) Automatic resetting [[thermal cutoff]] }} | {{Spec | Thermal protection | 65°C (150°F) Automatic resetting [[thermal cutoff]] }} | ||
{{Spec | Power consumption | 650 W, 750 VA }} | {{Spec | Power consumption | 650 W, 750 VA }} | ||
{{Spec | Size | {{Spec | Size | 43.2 cm × 32.9 cm × 60.7 cm (W/L/H, 13" × 24" × 17") }} | ||
{{Spec | Weight | {{Spec | Weight | 31 kg (68 lb) }} | ||
{{Spec | Cooling | AC Fan }} | {{Spec | Cooling | AC Fan }} | ||
{{Spec | | {{Spec | Accessories | [[012-0102-00|012-0102-00 remote control cable/switch]] }} | ||
{{EndSpecs}} | {{EndSpecs}} | ||
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The output of the cascode (the plate of the 7119) drives the [[delay line]]. | The output of the cascode (the plate of the 7119) drives the [[delay line]]. | ||
Since the entire signal path is differential, | Since the entire signal path is differential, the common-mode voltage does not have to be zero, | ||
the common-mode voltage does not have to be zero, and it is not | and it is not – the differential signal in the delay line rides on 167 volts of DC. | ||
the differential signal in the delay line rides on 167 volts of DC. | |||
After the delay line, the signal enters another cascoded differential amplifier with NPN BJTs | After the delay line, the signal enters another cascoded differential amplifier with NPN BJTs | ||
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The 549 uses the [[T5490]] CRT which has two storage targets, upper and lower, | The 549 uses the [[T5490]] CRT which has two storage targets, upper and lower, | ||
whose storage mode and erase signals can be controlled independently. | whose storage mode and erase signals can be controlled independently. | ||
The [[012-0102-00|012-0102-00 remote control cable/switch]] (also used for [[564B]]) can be used to remotely erase the screen and reset the single sweep. | |||
[[Amphenol 165 series connectors|Amphenol 165-16 socket]] at the rear top of | It connects to an [[Amphenol 165 series connectors|Amphenol 165-16 socket]] at the rear top of the scope (see [[549 remote control connector]] for pin-out). | ||
the scope (see [[549 remote control connector]] for pin-out). | |||
===Power Supply=== | ===Power Supply=== | ||
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549_Delayed_Trace.jpg | B INTEN BY A Trig in 549 | 549_Delayed_Trace.jpg | B INTEN BY A Trig in 549 | ||
549_Dual_Trace.jpg | Dual trace display in 549 | 549_Dual_Trace.jpg | Dual trace display in 549 | ||
Tek 549-1 knob layout.jpg|549 knob layout | Tek 549-1 knob layout.jpg | 549 knob layout | ||
Tek 549 - Electronics 1965-08-23.jpg | 549 ad in Electronics 1965-08-23 | |||
Tek | |||
</gallery> | </gallery> | ||
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</gallery> | </gallery> | ||
==Components== | |||
{{Parts|549}} | {{Parts|549}} | ||