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- VHF/UHF Power Amplifier with the QPA 3316 - 1794 MHz, 24 V
- VHF/UHF Power Amplifier with the TAT 8888 - 1000 MHz, 24 V
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- The Mobile Emitter
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- Universal Frequency Converter with the Si564
- A broadband Phase-Shifter for IQ Mixing Applications (ECL)
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- Transmod, shifts 6.8±1 GHz to 1.0±1 GHz.
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- DIY Noise Source with 2 x GVA and 2 x PAT - ENR : 12.0 dB
- DIY Noise Source with 2 x GVA-81+ - ENR : 21.43 dB @ 1.0 GHz
- DIY Noise Source with 3 x GVA-81+ - ENR : 24.44 dB @ 1.0 GHz
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- Quantumoptics Stuff 3599
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- Resistive Power Split, DC - 3000 MHz, 9.5 dB, 3 Way
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- Bi Directional Coupler or Dual Directional Coupler ???
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Statistics
Counts only, if "DNT = disabled".
216.73.217.6
216.73.217.6
Info
เราจะทำแบบวิศวกรผู้ยิ่งใหญ่
7. July 2026
further reading
The ARRL Antenna book has an interesting article about 'HF Discone Antennas' including some historical facts.
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DisconeAntennaCalculator.php 7440 Bytes 04-03-2025 19:13:12
Discone Antenna Calculator
Based on formulas given in the ARRL Handbook
Hint :
An interesting application note about WLAN discones (2.4 to 5 GHz) by Clemens Verstappen (DL3ETW) appeared in FUNKAMATEUR, 2/2013, p.156
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t1 = 7299 d
t2 = 329 ms |
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