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From information i know, there are no ECM jamming systems which used by Vietnamese on that day. To countering American's ECM, especially Bullpup missiles, they were using "cat and mouse game" tactics.Keeping the radars on until an inbound warplane was about 25 miles away. Then turn off the radar, calculating the aircraft’s speed, distance, and last plotted direction until the aircraft was little more than a mile away.[URL unfurl="true"]https://www.smithsonianmag.com/air-space-magazine/missile-men-north-vietnam-180953375/[/URL]
From information i know, there are no ECM jamming systems which used by Vietnamese on that day. To countering American's ECM, especially Bullpup missiles, they were using "cat and mouse game" tactics.
Keeping the radars on until an inbound warplane was about 25 miles away. Then turn off the radar, calculating the aircraft’s speed, distance, and last plotted direction until the aircraft was little more than a mile away.
[URL unfurl="true"]https://www.smithsonianmag.com/air-space-magazine/missile-men-north-vietnam-180953375/[/URL]
