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Telequipment D56: Difference between revisions
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changed bandwidth to 15 MHz per the catalog description
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(changed bandwidth to 15 MHz per the catalog description) |
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|series= | |series= | ||
|model=D56 | |model=D56 | ||
|summary= | |summary=15 MHz 2-ch scope | ||
|image=01_TQD56_Front 20240212.jpg | |image=01_TQD56_Front 20240212.jpg | ||
|caption=Telequipment D56 | |caption=Telequipment D56 | ||
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* [[Media:Telequipment d56 description from 1968 catalog.pdf|D56 Description in 1968 Catalog]] | * [[Media:Telequipment d56 description from 1968 catalog.pdf|D56 Description in 1968 Catalog]] | ||
}} | }} | ||
The '''Telequipment D56''' is a | The '''Telequipment D56''' is a 15 MHz dual-channel dual beam oscilloscope | ||
produced in the late 1960s. | produced in the late 1960s. | ||
It uses a mix of tube and solid-state circuitry. | |||
In the absence of a D56 manual, the closest manual is that of the [[Telequipment_D55|D55A]], which is an all-tube scope from 1963. | |||
==Specifications== | ==Specifications== | ||
* Frequency Range between DC and | * Frequency Range between DC and 15 MHz (-3 dB). | ||
* Vertical Sensitivity between 10 mV/div to 50 V/div in 1-2-5 steps and including a 10x multiplier switch. | * Vertical Sensitivity between 10 mV/div to 50 V/div in 1-2-5 steps and including a 10x multiplier switch. | ||
* Rise Time in the area of 23 ns or more. | * Rise Time in the area of 23 ns or more. | ||
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* Mains 90 - 240 VAC, 50 Hz, ca 275 VA. | * Mains 90 - 240 VAC, 50 Hz, ca 275 VA. | ||
* Dimensions 24 cm x 43 cm x 48 cm. | * Dimensions 24 cm x 43 cm x 48 cm. | ||
* Weight | * Weight 59 lbs. | ||
== | ==Differences between D56 and D55A== | ||
The main differences between D56 and D55A are the following: | The main differences between D56 and D55A are the following: | ||
* | * Both have 15 MHz Bandwidth. | ||
* 10 mV/div compared to 100 mV/div Sensitivity. | * 10 mV/div compared to 100 mV/div Sensitivity. | ||
* Circuit Boards are used more consistently apart from the Vertical Amplifiers. | * Circuit Boards are used more consistently apart from the Vertical Amplifiers. | ||