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Qst amateur radio magazine, august 1971


2. A Technique for Burst Two-Tone Testing of Linear Amplifiers.
3. A Semiconductor Curve Tracer for the Amateur, Part I.
4. A 3- to 4-MHz Franklin VFO.
6. Gimmicks and Gadgets: Rejuvenating That Old Prop-Pitch Rotator.
7. Technical Correspondence.
8. Recent Equipment: Ten-Tec Model RX 10 Communications Receiver. Regency Electronics HR-2 FM Transceiver.
1. How to Make a Low-Cost Keying Mechanism.
1. Results 1971 ARRL Novice Roundup.
2. 1971 VE/W Contest Announcement.
3. Oscar Aircraft Competition Results.
4. September VHF QSO Party Announcement.
3. How You Can Win - A Fable.
4. Two Hams Receive High Honor.



Qst amateur radio magazine, august 1971