558: Difference between revisions

Revision as of 23:09, 31 March 2024

General Radio 558

wavemeter

Available from 1928 to 1929

Manuals

Catalog History

(All manuals in PDF format unless noted otherwise)

The General Radio 558 Amateur Band Frequency Meter was introduced in 1928 Bulletin 930, E1 and E2 only.

Frequency Range: 3.5 to 4.0 MHz, 7.0 to 8.0 MHz, 14.0 to 16.0 MHz, 28 to 32 MHZ, 56 to 51 MHz
Frequency Calibration Accuracy: 0.25%

@@ Line 1: / Line 1: @@
-Type '''558 Amateur-Band Wavemeter'''.
+{{GR Product
+|model=558
+|class=frequency standards and meters
+|summary=wavemeter
+|image=GR 558 Case Open A.jpg
+|caption=General Radio 558 Amateur Band Frequency Meter
+|series=
+|introduced=1928
+|discontinued=1929
+|designers=
+|manuals=
+* [[Media:GR 558 Wavemeter 500-11-15-28.pdf|558 Instruction Card 500-11-15-28]]
+{{Catalog History}}
+* [[Media:GRwiki Bulletin 930 OCR Apparatus 1928.pdf|Bulletin 930 (1928)]], p.9375
+* [[Media:GRwiki Catalog E1 OCR 1928.pdf|E1 (1928)]], p.79
+* [[Media:GRwiki Catalog E2 OCR 1928.pdf|E2 (1928)]], p.79
+}}
+The '''General Radio 558 Amateur Band Frequency Meter''' was introduced in 1928 Bulletin 930, E1 and E2 only.
 ==Specifications==
+* '''Frequency Range:''' 3.5 to 4.0 MHz, 7.0 to 8.0 MHz, 14.0 to 16.0 MHz, 28 to 32 MHZ, 56 to 51 MHz
+* '''Frequency Calibration Accuracy:''' 0.25%
 ==Links==
+* [[Media:GR Exp 558 03_1928.pdf|Experimenter describing Type 558 March 1928]]
+* [[Media:GR Exp 558 03_1929.pdf|Experimenter describing Type 558 March 1929]]
 ==Photos==
 <gallery>
+GR 558 Case Open A.jpg
+GR 558 Case.jpg
+GR 558 Case Open.jpg
+GR 558 Calibration Chart.jpg
+GR 558 Calibration Chart.png
+GR 558.jpg
+GR 558 Coil Set.jpg
+GR 558 Tuning Unit.jpg
+GR 558 Tuning Unit Open.jpg
+GR 558 Tuning Unit Close-up.jpg
+GR 558 Tuning Unit Close-up A.jpg
 </gallery>
 [[Category:Frequency Standards and Meters]]