1000-P7: Difference between revisions

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Type '''1000-P7 Balanced Modulator'''.
{{GR Product
|model=1000-P7
|codes=AWAKE,1000-9607
|class=generators
|summary=Balanced modulator
|image=GR 1000-P7 Front Close-up.jpg
|caption=General Radio 1000-P7 Balanced Modulator
|series=1000
|introduced=1954
|discontinued=1963
|designers=
|manuals=
* [[Media:GRwiki 1000-P7 Balanced Modulator 818-A 12_1953.pdf|General Radio 1000-P7 Balanced Modulator 818-A 1953]]
{{Catalog History}}
}}
The {{Title|General Radio 1000-P7 Balanced Modulator}} was introduced in {{Catalog N}} and remained available through {{Catalog R}}.
 
The Type 1000-P6 is an accessory modulator for oscillator frequencies between 60 and 2500 MHz. It uses two 1N21B microwave diodes as part of the modulator. The 1000-P6 uses three controls that require and oscilloscope to properly adjust.  Using these controls the modulator provides am, double sideband suppressed carrier and pulse type modulation.  The phasing adjustment is two parts, a fine control knob and coarse control by extending or retracting the "trombone" line.
 
==Specifications==
==Specifications==
* '''Carrier Frequency Range:''' The useful carrier-frequency range is 60 to 2500 MHz
* '''Modulation-Frequency Range:''' 0 to 20 MHz. For pulsing, the rise-time contribution is less than 20 ns
* '''Impedance:''' source and load impedances are 50 Ω, The impedance at the modulation input is 50 ohms ±5%
* '''Bias:''' internal battery, adjustable 0 to 3 V (2 D-cells)


==Links==
==Links==


* [[Media:GR Exp 1000-P7 04_1954.pdf|Experimenter describing Type 1000-P7 April 1954]]
* [[Media:1N Series Microwave Diode Data Sheet.pdf|1N21B Microwave Diode Data]]


==Photos==
==Photos==
<gallery>
<gallery>
GR 1000-P7 Front.jpg
GR 1000-P7 Left.jpg
GR 1000-P7 Right.jpg
GR 1000-P7 Bottom.jpg
GR 1000-P7 Front A.jpg
GR 1000-P7 Controls.jpg
GR 1000-P7LA  Front.jpg
GR 1000-P7 Bias Battery Box.jpg|Battery Box 2 D-cells
GR 1000-P7 Inside.jpg
GR 1000-P7 Inside Close-up.jpg
</gallery>
</gallery>


[[Category:Generators]]
[[Category:Generators]]

Latest revision as of 18:50, 16 April 2024

General Radio 1000-P7
Balanced modulator
General Radio 1000-P7 Balanced Modulator

Available from 1954 to 1963

Manuals
Catalog History
 Document Year Page
Catalog N 1954 150
Catalog O 1956 100
Catalog P 1959 98
Catalog Q 1961 92
Catalog R 1963 126
(All manuals in PDF format unless noted otherwise)

The General Radio 1000-P7 Balanced Modulator was introduced in Catalog N (1954) and remained available through Catalog R (1963).

The Type 1000-P6 is an accessory modulator for oscillator frequencies between 60 and 2500 MHz. It uses two 1N21B microwave diodes as part of the modulator. The 1000-P6 uses three controls that require and oscilloscope to properly adjust. Using these controls the modulator provides am, double sideband suppressed carrier and pulse type modulation. The phasing adjustment is two parts, a fine control knob and coarse control by extending or retracting the "trombone" line.

Specifications

  • Carrier Frequency Range: The useful carrier-frequency range is 60 to 2500 MHz
  • Modulation-Frequency Range: 0 to 20 MHz. For pulsing, the rise-time contribution is less than 20 ns
  • Impedance: source and load impedances are 50 Ω, The impedance at the modulation input is 50 ohms ±5%
  • Bias: internal battery, adjustable 0 to 3 V (2 D-cells)

Links

Photos