====== Buyer's Guide ======

===== Antennae =====

  * **Gizont**: [[https://www.aliexpress.com/store/1102271355|AliExpress]]; [[https://gizont.tmall.com/|Taobao]]
  * **Ziisor**: [[https://ziisor.aliexpress.com/store/5058347|AliExpress]]; [[https://ziisor.taobao.com/|Taobao]]; Recommendations:
    * **Ziisor TX915-JKD-20** - SMA 3.5 dBi hinged dipole; ; purchase link: 
    * **Ziisor TX915-JZLW-15** - U.FL 3 dBi fixed dipole; ; purchase link:
  * ** TE Connectivity Linx**
    * [[https://www.te.com/en/product-ANT-916-CW-HW-SMA.html|ANT-916-CW-HW-SMA]]: [[https://sg.element14.com/linx-te-connectivity/ant-916-cw-hw-sma/rf-antenna-900-to-930mhz-1-2dbi/dp/4205528|element14 Singapore]]; [[https://my.element14.com/linx-te-connectivity/ant-916-cw-hw-sma/rf-antenna-900-to-930mhz-1-2dbi/dp/4205528|element14 Malaysia]]


===== Batteries =====

  * **Flat-top cylindrical 18650 lithium cells**
    * Panasonic NCR18650B: [[https://shopee.sg/free-battery-holder-18650-3400mAh-Panasonic-Rechargeable-Battery-Flat-Top-3400-mah-NCR18650B-NCR-18650B-NICKEL-SHEET-i.955665904.22068871131|Shopee]]
    * Panasonic NCR18650GA: [[https://shopee.sg/Sanyo-18650-Lithium-Ion-Rechargeable-Battery-3500mAh-NCR18650GA-10A-Battery-Li-ion-High-Drain-Battery-Flat-TOP-i.140266.1175636840|Shopee]]; [[https://detail.tmall.com/item.htm?id=675937477500|Tmall]] ("平头" = flat top)
    * Samsung 25R/35E: [[https://shopee.sg/%F0%9F%87%B8%F0%9F%87%AC%F0%9F%A5%87-Original-INR18650-35E-25R-3500-2500-mAh-18650-battery-3.7V-Rechargeable-Lithium-Ion-Battery-Flat-Top-i.332522684.11862401234|Shopee]]
    * Sony VTC6: [[https://shopee.sg/Sony-VTC6-18650-Li-ion-Rechargeable-Battery-(Protected-Button-Top-Unprotected-Flat-Top-Unprotected-Button-Top)-i.71523751.3332574918|Shopee]]
    * EVE 35V
  * **Flat-top cylindrical 21700 lithium cells**
    * EVE 50E
  * **Prismatic LiPo cells**
    * [[https://item.taobao.com/item.htm?id=528235852444|Various shapes of prismatic LiPo cells on Taobao]]
      * Seller will crimp 1.25, 2.0 and 2.54 mm pitch connectors for free on request
      * Direct shipping can't be used, only manual consolidation, due to lithium-ion battery restrictions

===== Enclosures =====

  * Deenlai (junction boxes): [[https://shop482780453.taobao.com/|Taobao]]

===== Solar Power =====

  * **Solar Panels**
    * [[https://item.taobao.com/item.htm?id=593506501690|5V6W solar panel on Taobao]] (not waterproof, use conformal coating, epoxy or hot glue on the solder points behind the panel to waterproof)
    * [[https://www.anysolar.biz/Show_all|ANYSOLAR]]: [[https://www.digikey.com/en/products/filter/solar-cells/514?s=N4IgjCBcoLQdIDGUBmBDANgZwKYBoQB7KAbRACYBOSgFhAF0BfZoA|Digi-Key]]

===== Vector Network Analyzers =====

  * NanoRFE/dislord/HCXQS NanoVNA((
listed [[https://nanorfe.com/nanovna-v2.html#buying|here]]
)): [[https://www.tindie.com/stores/hcxqsgroup/|Tindie]] [[https://shop250890444.taobao.com/|Taobao]]
  * NanoVNA/Hugen/Zeenko/NanoLab NanoVNA((
AliExpress store (Zeenko) listed [[https://nanovna.com/?page_id=121|here]], Taobao store (gen111) [[https://groups.io/g/nanovna-users/topic/32309232|appears to be Hugen's store/Zeenko]]
)): [[https://zeenko.aliexpress.com/store/5800447|AliExpress]] [[https://gen111.taobao.com/|Taobao]]