| 单词 | heterodyne receiver |
| 例句 | One of the operators was E. Howard Armstrong inventor of the regenerative detector, super-regeneration and the supersonic heterodyne receiver, though the French claim that the superhet was first designed by Lucien Levy of Paris. The Dawn of Amateur Radio in the U.K. and Greece: a personal view In using either of these heterodyne receivers be sure to carefully adjust the B battery by means of the potentiometer. The Radio Amateur's Hand Book |
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