
| Model | Year | Category | Tubes | Pictures | Forum | Coll.Pr. | ||
|---|---|---|---|---|---|---|---|---|
| Regenerative Receiver (Tuner) ZRF | 1920 | mod-pre26 | 13 | 1S | $ | |||
| Regenerative Receiver HR & Two-Stage Amplifier HZ | 1922 | Radio | 3 | 7 | $ | |||
| Regenerative Receiving Set Type F.A.R. (FAR) | 1920 | Radio | 1 - VT-1 | 2 | ||||
| Rotary Variable Condenser Y735 Y736 Y774 Y775 [glass case] | 1919 ? | Radio part | 1 | |||||
| Shortwave Tuner (Blitzen) H | 1919/20 | mod-pre26 | ||||||
| Spark Gap No. W656 | 1916 ? | Amateur-D | 14 | $ | ||||
| Spark Gap Type F-656 | 1919 ?? | Amateur-D | 5 | $ | ||||
| T5-A T5A | 1925 | Radio | 5 | 7 | $ | |||
| T5-B T5B | 1925 | Radio | 5 | |||||
| Transmitting Set Type A.C.C. [1/4 K.W.] | 1909 | Amateur-T | 1 | |||||
| Tube Control Panel Type HRD | 1922 | mod-pre26 | 1 - UV200 | 1 | ||||
| Turney Crystaloi Detector Type AA with Buzzer coupling | 1917 | Radio part | 2 | |||||
| Turney Crystaloi Detector Type BB with Buzzer built in | 1917 | mod-pre26 | ||||||
| Turney Crystaloi Detector Type O | 1917 | Radio part | ||||||
| Two Stage Audio Amplifier YI (O.Z. 27393) | 1919 | Ampl/Mixer | 2 - VT-Class-II | 3 | ||||
| Type B. Q. Wavemeter Z7042 | 1919 ?? | Equipment | 1 | |||||
| Type D Receiving Transformer De Luxe | 1917 | mod-pre26 | ||||||
| Type Z.R.D. [Tube Control or Detector Panel] | 1920–22 | mod-past25 | 1 - UV200 | 5 | ||||
| Type Z.R. Double Regenerative Receiving Set 175-600 Meters (ZR) | 1921 | Radio | 3 - UV200 | 2 | 2S | $ | ||
| Universal Crystal Detector Type Y 675 | 1921 ? | Radio part | 4 | $ | ||||
| Universal Type Ferron Detector Stand Alone Crystal Detector | 1917 ? | Radio part | 11 | $ | ||||
| Variometer Type S.S. | 1919 | Radio part | 2 | |||||
| Variometer Type Z. R. V. | 1920 | Radio part | 5 | |||||
| Wireless Receiving Transformer Loose Coupler | 1909 | mod-pre26 | 14 | $ | ||||
| Wireless Telegraph Apparatus Catalog G | 1910 | Paper | 25 | |||||
| Wireless Telegraph Apparatus Catalog M | 1912 | Paper | 23 | |||||
| ZRFD | 1921 | Radio | 1 | 2 | ||||
| ZRFDA | 1921 | Radio | 3 | 2 | ||||
| 1/2 K. W. High Potential Condenser Cat. No. W655 | 1914–16 | Amateur-D | 8 | |||||
| 1/2 K.W. "Hytone" Transmitter | 1917 ? | Amateur-T | 2 | |||||
| 1 K.W. "Hytone" Transmitter | 1917 ? | Amateur-T | 2 | |||||
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