AC-Ammeter 155 |
1899 ? |
Equipment |
|
10 |
 |
|
|
$ |
AC-Voltmeter 155 |
1899 ?? |
Equipment |
|
11 |
 |
|
|
|
Ammeter |
1900 ?? |
Equipment |
|
5 |
 |
|
|
|
Portable AC & DC Voltmeter |
1900 ?? |
Equipment |
|
6 |
 |
|
|
$ |
Volts & Amperes Meter Automobile |
1900 ?? |
Equipment |
|
1 |
 |
|
|
|
D.C. Milliammeter 45 |
1900–40 ?? |
Equipment |
|
7 |
 |
|
|
|
weston standard cell mod.3 batterie étalon |
1908–99 ?? |
Misc |
|
1 |
 |
1S |
|
|
Direct Current Voltmeter Model 1 |
1915 ?? |
Equipment |
|
4 |
 |
|
|
|
Voltammeter I 50 280 |
1916 ?? |
Equipment |
|
4 |
 |
|
|
|
Milliammeter 269 |
1918 ? |
Equipment |
|
5 |
 |
|
|
|
Voltmeter 269 |
1918 ? |
Equipment |
|
3 |
 |
|
|
|
264 |
1920 ?? |
Equipment |
|
3 |
 |
|
|
|
Jewell Lightning Arrester |
1922 ?? |
Misc |
|
5 |
 |
|
|
$ |
Jewell Wavemeter Pattern No. 90 [Version 1] |
1922 ?? |
Equipment |
|
8 |
 |
|
|
|
Jewell Wavemeter Pattern No. 90 [Version 2] |
1922 ?? |
Equipment |
|
4 |
 |
|
|
|
Jewell Wavemeter Pattern No. 90 [Version 3] |
1922 ?? |
Equipment |
|
4 |
 |
|
|
$ |
Jewell Wavemeter Pattern No. 90 [Version 4] |
1922 ?? |
Equipment |
|
7 |
 |
|
|
|
Jewell Radio Test Set Pattern No. 95 |
1925 |
Equipment |
|
6 |
 |
|
|
$ |
Jewell Voltmeter Pattern No. 98 |
1925 |
Equipment |
|
1 |
 |
|
|
|
Jewell Voltmeter Pattern No. 140 |
1925 |
Equipment |
|
1 |
 |
|
|
|
Jewell Voltmeter Pattern No. 135 |
1925 |
Misc |
|
1 |
 |
|
|
|
Jewell Tube Checker Pattern 110 |
1925 ?? |
Equipment |
|
5 |
 |
|
|
$ |
Microfaradmeter 372 |
1926 |
Equipment |
|
4 |
 |
|
|
|
Jewell Super-Heterodyne Voltmeter No. 109 |
1926 ? |
Radio part |
|
1 |
 |
|
|
|
Jewell Tube Checker Pattern No. 107 |
1926 ? |
Equipment |
|
5 |
 |
|
|
$ |
Jewell Voltmeter Pattern No. 135-A |
1926 ? |
Misc |
|
4 |
 |
|
|
|
Jewell Voltmeter Pattern No. 135-C |
1926 ? |
Misc |
|
1 |
 |
|
|
|
Cell Tester |
1926 ?? |
Equipment |
|
2 |
 |
|
|
|
Jewell Radio Service Set Pattern 117 |
1926 ?? |
Equipment |
|
6 |
 |
|
|
|
506 L 21 |
1926–28 ?? |
mod-past25 |
|
4 |
 |
3S |
|
|
Jewell Milliammeter Pattern No. 135 |
1927 |
Misc |
|
1 |
 |
|
|
|
Jewell Voltmeter Pattern No. 135-B |
1927 |
Misc |
|
|
|
|
|
|
Radio Set Tester 519 |
1927 |
Equipment |
|
6 |
 |
|
|
$ |
Radio Tube Tester 537 |
1928 |
Equipment |
|
6 |
 |
2S |
|
$ |
526 [Type 7] |
1928 |
Equipment |
|
1 |
 |
1S |
|
|
Jewell Set Analyzer Pattern 198 |
1928 ? |
Equipment |
|
1 |
 |
1S |
|
$ |
Jewell Set Analyzer Pattern 408 |
1928 ? |
Equipment |
|
6 |
 |
2S |
|
|
Jewell Set Analyzer Pattern 409 |
1928 ? |
Equipment |
|
5 |
 |
2S |
|
|
Jewell Test Panel Pattern 581 |
1928 ? |
Equipment |
|
6 |
 |
|
|
|
Jewell Tube Tester Pattern 210 |
1928 ? |
Equipment |
|
7 |
 |
|
|
|
Set Tester |
1928 ? |
Equipment |
|
8 |
 |
|
|
|
Radio Test Set and Tube Checker 565 |
1928 ?? |
Equipment |
|
12 |
 |
1S |
|
$ |
Test Panel |
1928 ?? |
Equipment |
|
|
|
1S |
|
|
Volt-Ohmmeter 564 |
1928 ?? |
Equipment |
|
2 |
 |
1S |
|
|
555 |
1928 ?? |
Equipment |
|
|
|
1S |
|
|
566 |
1928 ?? |
Equipment |
|
12 |
 |
1S |
|
|
Jewell Counter-Tube-Checker Pattern 533 |
1928/29 |
Equipment |
|
4 |
 |
1S |
|
|
A.C. Ammeter 528 |
1929 |
Equipment |
|
9 |
 |
|
|
|
A.C. Voltmeter 528 |
1929 |
Equipment |
|
11 |
 |
2S |
|
|
Radio Set Tester 547 |
1929 |
Equipment |
|
19 |
 |
2S |
|
$ |
Jewell Radio Set Analyzer Pattern 199 |
1929/30 |
Equipment |
|
25 |
 |
2S |
|
$ |
Milliammeter A.C. 301V |
1930 |
Equipment |
|
1 |
 |
2S |
|
|
Ohmmeter 563 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
Voltmeter 301 |
1930 |
Equipment |
|
4 |
 |
3S |
|
|
Volt-Ohmmeter 564 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
280 |
1930 |
Equipment |
|
5 |
 |
1S |
|
|
322 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
330 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
400 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
401 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
412 |
1930 |
Equipment |
|
1 |
 |
2S |
|
|
425 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
476 |
1930 |
Equipment |
|
1 |
 |
2S |
|
|
482 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
489 |
1930 |
Equipment |
|
3 |
 |
1S |
|
|
492 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
507 |
1930 |
Equipment |
|
1 |
 |
1S |
|
|
517 |
1930 |
Equipment |
|
1 |
 |
2S |
|
|
Jewell Set Analyzer Pattern 133 |
1930 ?? |
Equipment |
|
5 |
 |
1S |
|
|
Jewell Set Analyzer Pattern 133A |
1930 ?? |
Equipment |
|
5 |
 |
1S |
|
$ |
Jewell Set Analyzer Pattern 137 |
1930 ?? |
Equipment |
|
5 |
 |
1S |
|
|
Jewell Tubechecker Pattern 209 |
1930 ?? |
Equipment |
|
7 |
 |
2S |
|
$ |
Leistungsmesser 432 |
1930 ?? |
Equipment |
|
3 |
 |
|
|
$ |
Ohmmeter 689 1-F |
1930 ?? |
Equipment |
|
9 |
 |
|
|
|
Precision AC-DC Voltmeter 341 |
1930 ?? |
Equipment |
|
1 |
 |
|
|
|
265 DC Voltmeter (D.C.) |
1930 ?? |
Equipment |
|
8 |
 |
|
|
|
517 (MR25 F 150 ACVV) |
1930 ?? |
Equipment |
|
1 |
 |
|
|
|
Jewell Test Oscillator Pattern 560 |
1931 |
Equipment |
2 - 30 |
10 |
 |
1S |
|
|
Jewell Set Analyzer Pattern 444 |
1931 ?? |
Equipment |
|
10 |
 |
1S |
|
|
Jewell Tubechecker Pattern 214 |
1931 ?? |
Equipment |
|
2 |
 |
1S |
|
$ |
Jewell Tubechecker Pattern 534 |
1931 ?? |
Equipment |
|
|
|
1S |
|
|
Jewell Tubechecker Pattern 538 |
1931 ?? |
Equipment |
|
|
|
1S |
|
$ |
Jewell Tubechecker Pattern 540 |
1931 ?? |
Equipment |
|
|
|
1S |
|
|
Output Meter 571 |
1932 |
Equipment |
|
11 |
 |
2S |
|
|
Illumination Meter 603 |
1932 ? |
Equipment |
|
7 |
 |
|
|
|
Radio Set Analyzer 660 |
1932 ? |
Equipment |
|
1 |
 |
1S |
|
|
Jewell WD566 |
1932 ?? |
Equipment |
|
|
|
3S |
|
|
Oscillator 662 |
1932 ?? |
Equipment |
|
1 |
 |
1S |
|
|
Radio Receiver Analyzing Equipment OE-8 |
1932 ?? |
Equipment |
|
6 |
 |
|
1F |
|
Volt-Ohmmeter 663 |
1932 ?? |
Equipment |
|
2 |
 |
3S |
|
|
566 [Type 3] |
1932 ?? |
Equipment |
|
9 |
 |
1S |
|
|
Capacity Meter 664 |
1933 |
Equipment |
|
4 |
 |
1S |
|
$ |
Selective Analyzer 665 [(none)] |
1933 |
Equipment |
|
5 |
 |
1S |
|
|
Tube checker 661 |
1933 |
Equipment |
|
11 |
 |
1S |
|
|
Tube Checker 674 |
1933 |
Equipment |
|
2 |
 |
1S |
|
|
Jewell Tube Checker 675 |
1933 ? |
Equipment |
|
4 |
 |
1S |
|
|
Output Meter 687 |
1934 |
Equipment |
|
6 |
 |
|
|
|
Selective Analyzer 656-6 |
1934 |
Equipment |
|
2 |
 |
|
|
|
Microammeter 440 |
1934 ? |
Equipment |
|
3 |
 |
1S |
|
|
Oscillator 694 |
1934 ? |
Equipment |
1 |
3 |
 |
1S |
|
|