Five Two Simplex Challenge starts now! - forums.qrz.com
Mar 4, 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...
知乎 - 有问题，就会有答案
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如何直观理解Nelder–Mead（又名 downhill simplex）方法？
如何直观理解Nelder–Mead（又名 downhill simplex）方法？ 对于非线性的函数，希望从某个猜测的初始值开始找出它的最小值。 Nelder-Mead方法解决这种问题时的思路是怎样的？ 这种方法的收敛速度 …
张拉整体结构简介（二） - 知乎
图2. Simplex张拉整体结构，由3个bar和9个cable构成，它是最简单的3维Class 1张拉整体结构。 （2）Kurilpa桥。见图3、图4、图5. 这座桥在布里斯班，是Cox Rayner Architects与Arup共同设计的 …
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...
线性规划问题的复杂度为多少？ - 知乎
我认为Simplex Algorithm的时间复杂度还是目前仍然正在研究的一个问题。 对于大多数选轴规则 (像决定哪些变量进入和离开的基本规则)，存在具有指数计算时间的线性程序的反例。 是否存在一个选轴规 …
How To Program The Yaesu FT5 with ADMS-14 And Front Panel
Nov 4, 2021 · This video shows you how to program both simplex and repeater frequencies into the Yaesu FT5 Programming From Front Panel And Computer. The software used is from Yaesu and is …
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.
Reviving 146.52, 2-Meter Nat'l Call Freq. - QRZ Forums
Jan 23, 2003 · Here in northeastern Oklahoma, we have a 146.52 simplex net every Saturday night at 8 o'clock. This revived .52 from being a dead channel to an active contact channel.
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 …