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The Tektronix Type 6R1A is a plug-in for the [[567]] oscilloscope. It replaced the [[6R1]]. | {{Plugin Sidebar 2 | | ||
title=Tektronix 6R1 | | |||
summary=Digital readout plug-in | | |||
image=6r1a_front.JPG | | |||
caption=6R1A Front view| | |||
series=[[567]] scope| | |||
introduced=(?) | | |||
discontinued=(?) | | |||
manuals= | |||
* [http://bama.edebris.com/download/tek/6r1a/tek%206r1a.v6.pdf Tektronix 6R1A Manual (PDF)] | |||
* [http://w140.com/tek_6r1a_1968_catalog.pdf Tektronix 6R1A in 1968 Catalog (PDF)] | |||
}} | |||
The '''Tektronix Type 6R1A''' is a plug-in for the [[567]] oscilloscope. It replaced the [[6R1]]. | |||
The 6R1A provides digital readout of time and voltage measurements | The 6R1A provides digital readout of time and voltage measurements | ||
on waveforms. The 6R1A (and the 567 in general) is oriented toward sampling measurements. | on waveforms. The 6R1A (and the 567 in general) is oriented toward sampling measurements. | ||
The 6R1A is a counter and a comparator. To digitize analog voltages, the counter and comparator | The 6R1A is a counter and a comparator. To digitize analog voltages, the counter and comparator | ||
are used as a ramp-compare ADC. Card Q (Voltmeter) contains a | are used as a ramp-compare ADC. Card Q (Voltmeter) contains a 1 MHz crystal oscillator. | ||
The counters (Card A) are made of flip-flops made of 2N1754 Germanium PNP transistors. | The counters (Card A) are made of flip-flops made of [[2N1754]] Germanium PNP transistors. | ||
The 6R1A differs sightly from the 6R1, mainly in what determines the 0% zone. | The 6R1A differs sightly from the 6R1, mainly in what determines the 0% zone. | ||
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6R1 uses several Nuvistor tubes. In the 6R1A many tubes were replaced by transistors. | 6R1 uses several Nuvistor tubes. In the 6R1A many tubes were replaced by transistors. | ||
Take for example the front end of the SIGNAL COMPARATOR board. In the 6R1 it uses two | Take for example the front end of the SIGNAL COMPARATOR board. In the 6R1 it uses two | ||
7586 Nuvistor triodes. In the 6R1A it is two NPN transistors. | [[7586]] Nuvistor triodes. In the 6R1A it is two NPN transistors. | ||
The digital display of the Tektronix 6R1 is composed of four [[Burroughs B5092]] Nixie | The digital display of the Tektronix 6R1 is composed of four [[Burroughs B5092]] Nixie | ||
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that allow the circuit cards in the 6R1 to be accessed for maintenance while the instrument is powered up. | that allow the circuit cards in the 6R1 to be accessed for maintenance while the instrument is powered up. | ||
==Specifications== | |||
''please add'' | |||
==Pictures== | |||
<gallery> | <gallery> | ||
File:6r1a_front.JPG|Front | |||
File:6r1a_left.JPG|Left | |||
File:6r1a_right.JPG|Right | |||
File:6r1a_top.JPG|Top | |||
File:6r1a_bottom.JPG|Bottom | |||
File:6r1a_rear.JPG|Rear | |||
File:6r1a_card_a.JPG|Card A (counter) | |||
File:6r1a_card_a_back.JPG|Card A (counter) | |||
File:6r1a_card_b.JPG|Card B (div 1, 2, 5) | |||
File:6r1a_card_b_back.JPG|Card B (div by 1, 2, 5) | |||
File:6r1a_card_f.JPG|Card F (upper-limit no-go) | |||
File:6r1a_card_f_back.JPG|Card F (upper-limit no-go) | |||
File:6r1a_card_g.JPG|Card G (lower-limit no-go) | |||
File:6r1a_card_g_back.JPG|Card G (lower-limit no-go) | |||
File:6r1a_card_h.JPG|Card H (limit light driver) | |||
File:6r1a_card_h_back.JPG|Card H (limit light driver) | |||
File:6r1a_card_i.JPG|Card I (div by 10) | |||
File:6r1a_card_i_back.JPG|Card I (div by 10) | |||
File:6r1a_card_j.JPG|Card J (analog display) | |||
File:6r1a_card_j_back.JPG|Card J (analog display) | |||
File:6r1a_card_m.JPG|Card M (master gate) | |||
File:6r1a_card_m_back.JPG|Card M (master gate) | |||
File:6r1a_card_n.JPG|Card N (signal comparator) | |||
File:6r1a_card_n_back.JPG|Card N (signal comparator) | |||
File:6r1a_card_o.JPG|Card O (0% zone) | |||
File:6r1a_card_o_back.JPG|Card O (0% zone) | |||
File:6r1a_card_p.JPG|Card P (memory) | |||
File:6r1a_card_p_back.JPG|Card P (memory) | |||
File:6r1a_card_q.JPG|Card Q (voltmeter) | |||
File:6r1a_card_q_back.JPG|Card Q (voltmeter) | |||
File:6r1a_rear_connector_inside.JPG|Rear Connector | |||
File:6r1a connectors to indicator unit.png|Connectors to Indicator Unit | File:6r1a connectors to indicator unit.png|Connectors to Indicator Unit |