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Query: R-4C
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This page describes how to make the inexpensive Ten-Tec model 297 noise blanker work with the Drake R-4C receiver. -
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A simple Drake R-4C receiver power supply modification -
Drake R-4C Receiver Manual (Early Version - 6HS6) -
Presents the full owner's manual for the _Drake R-4C_ communications receiver, specifically a late version edition. This resource outlines the comprehensive operational instructions, covering everything from initial setup and tuning to advanced features and controls. Hams can reference detailed diagrams and explanations for proper signal reception across various amateur bands. The manual includes critical information for alignment procedures, ensuring the receiver performs to its optimal specifications. It details the steps required for calibrating the internal circuitry, which is essential for maintaining sensitivity and selectivity over time. My experience with vintage Drake gear confirms the value of these original documents for accurate adjustments. Furthermore, the document provides insights into troubleshooting common issues and performing routine maintenance. It serves as an authoritative guide for anyone operating or servicing this classic piece of amateur radio equipment, helping to preserve its functionality for years of DXing and ragchewing. -
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Filters and replacement parts for the Drake R-4C receiver by Sherwood Engineering Inc