1216-A: Difference between revisions

1216-A (view source)

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-Type '''1216-A Unit IF Amplifier'''.
+{{GR Product
+|model=1216-A
+|class=detectors amplifiers
+|summary=Unit if amplifier and dnt detector
+|image=GR 1216-A Front Close-up.jpg
+|caption=General Radio 1216-A Unit IF Amplifer and DNT Detector
+|introduced=1954
+|discontinued=1968
+|designers=
+|manuals=
+* '''Manual pending'''
+{{Catalog History}}
+* [[Media:GRwiki Catalog N OCR 1954.pdf|N (1954)]], p.118
+* [[Media:GRwiki Catalog O OCR 1956.pdf|O (1956)]], p.68
+* [[Media:GRwiki Catalog P OCR 1959.pdf|P (1959)]], p.66
+* [[Media:GRwiki Catalog Q OCR 1961.pdf|Q (1961)]], p.58
+* [[Media:GRwiki Catalog R OCR 1963.pdf|R (1963]], p.82
+* [[Media:GRwiki Catalog S OCR 1965.pdf|S (1965)]], p.107
+* [[Media:GRwiki Catalog T OCR 1968.pdf|T (1968)]], p.122
+}}
+The '''General Radio 1216-A Unit IF Amplifer and DNT Detector''' was introduced in 1954 Catalog N and remained available through Catalog T 1968.
 ==Specifications==
+* '''Center Frequency:''' 30 MHz
+* '''Bandwidth:''' 0.7 MHz at 3 dB down; 9.5 MHz at 60 dB down
+* '''Attenuator Range:''' 0 to 70 dB in lO dB steps, a single 3 dB step is also provided
+* '''Sensitivity:''' Less than 2 μV input from a 400 Ω source required for a 1% meter deflection (above noise). Less than 50 μV input from a 400 Ω source required for full-scale meter deflection. Input voltages referred to are open circuit source voltages.
 ==Links==
+* [[Media:GR Exp 1216-A 05_1954.pdf|Experimenter describing Type 1216-A May 1954]]
 * [https://www.pa4tim.nl/?p=4696 GR1216-A @ PA4TIM Fred's pages]
 ==Photos==
 <gallery>
+GR 1216-A Front Close-up.jpg
+GR 1216-A Left.jpg
+GR 1216-A Rear Cover Inside.jpg
+GR 1216-A Right.jpg
+GR 1216-A Top.jpg
+GR 1216-A Rear Open.jpg
+GR 1216-A Bottom.jpg
+GR 1216-A Bottom Rear.jpg
 </gallery>