Oak Hills Research (SP-1 manual)

Steve Ratzlaff All Messages By This Member #9313 I downloaded the SP-1, 20M manual just now. Thanks, Chuck! Steve AA7U toggle quoted message Show quoted text On 4/12/2025 9:20 AM, chuck adams via groups.io wrote: I have the manual scanned in for the 20m version that I built back in the day.? File size is 1.7MB. On 4/12/25 07:12, David Wilcox K8WPE via groups.io wrote: Is there a specific groups.io site for Oak Hills Research transceivers? A friend of mine has an OHR Spirit transceiver, and he is trying to find information about it, manual, and schematic. Thank you. Dave K8WPE

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