Drake Technical Tips
Drake Home Page WB4HFN Home Page
Repairs And Troubleshooting Tips
What's Inside the Drake TR-7 Transceiver, by Ron Baker / WB4HFN
Why Is The 8BN8 Tube Is Used In The Drake 2B Receiver, by: Garey Barrell / K4OAH
Rebuilding The Drake PTO Assembly "Smooth As Silk Tuning", by: Neil Rosenberg / K1VY
T4XC Transmitter with intermittent or erratic power output, by: Ron Baker / WB4HFN
R4, R4A, & R4B Series Receiver & T4X Transceive Adjustment, by: Mark Gilger / WB0IQK
AC3 & AC4 Power Supply Troubleshooting, by: Mark Gilger / WB0IQK
R-4, R-4B, R-4C Injection Level Problems, by: Mark Gilger / WB0IQK
Drake PTO Grounding, by: Donnie Garrett / WA9TGT
Drake PTO Troubleshooting, by: Mark Gilger / WB0IQK
Drake Parts, Materials & Resources, by: Mark Gilger / WB0IQK
TR4C, R4C, T4XC Repairing the VFO Dial Rubber Bushing, by: Mark Gilger / WB0IQK
Identifying The Drake TR-7 Differences and Versions, by: Ronald Baker / WB4HFN
Relay Care For TR3, TR4, T4X & T4XB, by: Mark Gilger / WB0IQK
Troubleshooting Antenna Relay Problems, by: Mark Gilger / WB0IQK
Repairing the Antenna Switch in the MN-2700 Antenna Tuner, by: Lee Cramer / WB6SSW
Restoring A Drake TR-7 Amplifier To Full Output, by: Floyd Sense / K8AC
Radio Modifications
Homebrewing The Drake 1544 RV75/R7 Adapter, by Lee Craner / WB6SSW
The Drake TR-7 Transceiver Renewed, by Marc Van Stralen / PA1HFO
Vintage Radio Refurbishing Before Restoration, by Ron Baker / WB4HFN
TR-7 Modification For Wide Band AM Transmitting, by Jeff Covelli / WA8SAJ
Using the Drake TR-7(A) "Store" Switch To Add A Transmit Key Function, by: Ron Baker / WB4HFN
R4C Receiver power supply modification using LM7812 regulator, by: Ron Baker / WB4HFN
Test results using the 6JU6 tube as a replacement for the 6JB6, by: Ron Baker / WB4HFN
T4X Series AM Mode Modification, by: Mark Gilger / WB0IQK
R4 Series AGC Modifications, by: Mark Gilger / WB0IQK
T-4X OR TR-4 DC Fan Installation, by: Mark Gilger / WB0IQK
Adding an AM Filter to a Drake TR-4C, By: Mark Gilger / WB0IQK
Adding An AM Filter To the Drake TR-4CW, by: Jeff Covelli / WA8SAJ
New INRAD Filters For The Drake TR-4CW, by: Jeff Covelli / WA8SAJ
L4 & L7 Replacement Electrolytes - An Inexpensive Drop-In Replacement, by: Evan Rolek / K9SQG
Drake T-4 Line Circuit Modification for High Fidelity AM, by: Thomas Cathey / K1JJ
The “RAC” Digital-Dial for Your Old Boatanchor, by Jeff Covelli / WA8SAJ
Add Two More Switched Coax Connectors To the MN-2700 Tuner, by: Lee Craner / WB6SSW
Programming Modules for the AUX-7 Board, by: Gary Poland / W8PU
The Drake AC-4 And AC-3 Power Supply Upgrade, by: Jeff Covelli / WA8SAJ
Restoration Techniques
Restoring the black finish to the tuning knob insert, by: Ron Baker / WB4HFN
Drake Cabinet Repainting by the Hartzell Manufacturing Company
"The Cleaning Of Wafer Switches", by: Mark Gilger / WB0IQK
A Process For Cleaning Drake Chassis, by: Ron Wagner / WD8SBB
Drake Cabinet Repainting Basics, by: Mark Gilger / WB0IQK
Electrolytic Filter Capacitor Rebuild, By Al Parker / W8UT
Drake Case "Stick Paint' Repair, by: Claudio Pocaterra / I4YHH
Drake Articles From the Users
Drake Equipment Grading Standard, by Donnie Garrett, WA9TGT
Drake Model 1A, the first receiver manufactured by the company in 1957
The History of the R.L. Drake Company , by: Bill Frost / WD8DFP
The Technology Of Our Times - Technology Behind The TR-7 Transceiver
DXing From The Ground Up, by: Don Tyrrell / W8AD
Color Coded Crystals In the Drake R-4A & B Series, by: Garey Barrell / K4OAH