The largest and smallest valves used at IYA. The smaller, known as :he peanut valve, is the smallest valve made, and is used in a receiving set at the station. The large valve is used in the transmitter.
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https://paperspast.natlib.govt.nz/newspapers/SUNAK19290704.2.173.37.2
Bibliographic details
Sun (Auckland), Volume III, Issue 706, 4 July 1929, Page 12 (Supplement)
Word Count
38The largest and smallest valves used at 1YA. The smaller, known as :he peanut valve, is the smallest valve made, and is used in a receiving set at the station. The large valve is used in the transmitter. Sun (Auckland), Volume III, Issue 706, 4 July 1929, Page 12 (Supplement)
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