grebe: RORH
ID: 229815
This article refers to the model: RORH (Grebe, A.H. & Co.; Richmond Hill (NY))
grebe: RORH
19.Sep.10 07:39
2102
![Alan Larsen](https://www.radiomuseum.org/image.cfm?image=usa_larsen_alan_2010.jpg&width=120&height=140)
Greetings,
The tube used was likely a Marconi/deForest Audion as that was the only tube that was advertised in the Mesco catalog. The Type 1 Marconi V.T. Detector tube advertised with the RORH sold for $14 in 1921
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