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  1. Five Two Simplex Challenge starts now! | Page 5 | QRZ Forums

    Mar 1, 2026 · In an effort to promote 2m FM simplex, I've launched the Five Two Simplex Challenge. It's simple, just call on on 146.52 MHz FM for 52 days in the...

  2. Five Two Simplex Challenge starts now! | Page 2 | QRZ Forums

    Mar 1, 2026 · Five Two Simplex Challenge starts now! Discussion in ' Amateur Radio News ' started by N2MAK, Mar 1, 2026.

  3. Five Two Simplex Challenge starts now! | Page 4 | QRZ Forums

    Mar 1, 2026 · Five Two Simplex Challenge starts now! Discussion in ' Amateur Radio News ' started by N2MAK, Mar 1, 2026.

  4. Five Two Simplex Challenge starts now! | QRZ Forums

    Mar 1, 2026 · In an effort to promote 2m FM simplex, I've launched the Five Two Simplex Challenge. It's simple, just call on on 146.52 MHz FM for 52 days in the...

  5. New 2-Meter Simplex Club - QRZ Forums

    Oct 28, 2007 · Announcing The Simplex Experience - An Amateur Radio 2-Meter FM Direct Communications Association. Our goal is the creation and/or expansion of LOCAL...

  6. Five Two Simplex Challenge starts now! | Page 6 | QRZ Forums

    Mar 1, 2026 · Five Two Simplex Challenge starts now! Discussion in ' Amateur Radio News ' started by N2MAK, Mar 1, 2026.

  7. simplex | QRZ Forums

    Feb 21, 2021 · simplex Thread Ohio ARES VHF+ Simplex Contest as Training Every January, the ARRL Ohio Section ARES program coordinates a VHF+ Simplex Contest. It's not "just another" contest or a …

  8. 运筹学(最优化理论)如何入门? - 知乎

    学运筹学之前,在知乎查过运筹学入门方面的问题,没有得到想要的答案。现在过运筹学了,自己提问,自己回答。 涉及到专业入门书籍、资料的推荐,因为萝卜青菜各有所爱,难以保证所推荐的适合 …

  9. 为什么叫“单纯形“?这个名字有什么意义 - 知乎

    Oct 11, 2013 · 单纯形 是二维的三角形,三维的四面体,在任意维度的推广。n-维单纯形是一个有 n+1 个顶点,n+1 个面 (facet) 的多面体。这个词译自英语 simplex,「单纯」其实意味着基本,因为他是组 …

  10. 2m mobile | QRZ Forums

    Jan 27, 2020 · 2m mobile Thread There's still life on 2m FM Simplex! Me up a local hill last week... [MEDIA] Thread by: G5TM, Jan 27, 2020, 4 replies, in forum: Videos, Podcasts, & Blogs Showing …