This an introduction to Engineering@Home – A series of STEM challenges
Workman SWR Meter for CB Radio Antennas SWR2T
5% OffCB Radio SWR Test Meter Frequency Range 27 MHZ SWR 1:1 to 1:3 52 ohm impedance SO-239 Input and Output Connectors W/ Heavy Duty Metal Case
Astatic (302-PDC2) SWR/RF/Field Strength Test Meter , Black
3 functions: tests for SWR, RF power and field strength Designed to test any 50 ohm antenna and antenna coax used for CB operation Mounting bracket and hardware included Small size at 5-inches wide and 2-inches deep
NISSEI DG-503 Digital RF Power Meter LCD 3.5" Short Wave SWR VSWR Meter HF 1.6-60MHz & VHF/UHF 125-525MHz 1-200W for Two Way Radio
$155.00 (as of December 4, 2023 02:30 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)Large LCD (3.5") display for easy of reading Forward/Reflected/VSWR ration in one push button Support measurement of HF/VHF/UHF frequency range. Frequency range: 1.6-60MHz/125-525MHz Convenient connection and control layout and for ease operation. Hi... read more
Mcbazel Surecom SW-102 Digital VHF/UHF 125-525Mhz Antenna Power & SWR Meter
$57.99 (as of December 4, 2023 02:24 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)VSWR. Forward and reflected power direct digital readout, without any calibration. NOTE: DOES NOT compatible with Digital Radio. Maximum measurable power range up to 120W. Low insertion loss (0.3 decibels or less) structure allows it to be permanentl... read more
SWR / Power METER for VHF / UHF Ham Radio 120 - 500 MHz 150 Watt - Workman Model 104
$33.75 (as of December 4, 2023 03:01 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)VHF / UHF DualBand Meter. 120-525 Mhz
KeenPower 6000A Super Capacitor Battery-Less Portable Jump Starter for 12V Car, Built-in 6 * 3000F Supercapacitor, No Pre-Charging Need, Extremely Safe, Always Ready Jump Start All 12V Car
$299.99 (as of December 4, 2023 02:48 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)【SUPERIOR 6000A PEAK OUTPUT】With 6*3000F supercapacitors, our jump starter effortlessly outputs a staggering 6000A peak current, ensuring all 12V vehicles – from compact cars to heavy-duty trucks – start instantly. 【NO PRE-CHARGE NEED】With our advanc... read more
10000mAh Emergency Hand Crank Radio with LED Flashlight, AM/FM NOAA Portable Weather Alert Radio, Solar Powered Radio with Phone Charger, USB Charged, Headphone Jack, SOS Alarm, Compass for Outdoors
33% Off📻【10000mAh Power Bank】When we are trapped in trouble, this emergency hand crank radio with a 10000mAh emergency power bank may be our life-saving tool. The hand crank emergency radio works with most USB-powered devices, which can charge 2.5 times you... read more
BTECH PC03 FTDI Universal Plug & Play USB Programming Cable, Baofeng, Kenwood Radios - Compatible with UV-5R, BF-F8HP, GMRS-V2, UV-82HP & More - Easy Setup, No Driver Needed
$22.49 (as of December 4, 2023 00:07 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)The PC03 is the recommended hassle free radio programming cable designed for use on the Kenwood K1 Jack standard commonly used on many two way radios including: Baofeng, BTECH, Kenwood, Retevis, TYT, pxton, Tidradio, Kenwood, Wouxun, Radioddity, alon... read more
NEXPEAK 10-Amp Car Battery Charger, 12V and 24V Smart Fully Automatic Maintainer Trickle Charger w/Temperature Compensation for Truck Motorcycle Lawn Mower Boat Marine Lead Acid Batteries
45% Off【10-AMP QUICK CHARGER】12V 10-Amp and 24V 5-Amp 7-stage quick battery charger, charging speed is much faster than 8-Amp or 5-Amp automatic chargers. Charge or repair all 12-volt and 24volt lead-acid automotive, marine and deep-cycle batteries includin... read more
BaoFeng UV-5R 8W High Power Two Way Radio Ham Radio Dual Band Portable Radio Tri-Power Handheld Walkie Talkies with AR-771 Antenna (Black-8W 1Pack)
58% Off【1】This article is ideal for short-distance communication. It is simple, economical and practical. 【2】High/ Mid/Low Power ,Dual band / dual display / dual standby,AUTO Keypad Lock. 【3】 FCC Part 15 Part 97 Certified, FCC ID: 2AJGM-UV5R 【4】1800mAh ... read more
LEOTEC AM FM Radio, Portable Bluetooth Radio, Plug in Wall or Battery Operated Best Reception with Headphone Jack, Handheld Great for Home, Outdoor, Red
$28.99 (as of December 4, 2023 08:07 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)【Key Features】This portable radio has a variety of features, including a retractable antenna with strong reception, AC/DC, Bluetooth, headphone jack, handheld design, AM FM radio, and volume control. The handheld design makes it portable, while the A... read more
[2-Pack] FOVAL 1000mA Battery Charger, 12V Automatic Smart Charger Battery Maintainer Trickle Charger for Motorcycle, ATVs, RVs, Boats and More
$39.98 (as of December 4, 2023 08:15 GMT +00:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)(Safety with ETL Listed): Spark proof during lead connection, reverse polarity protected and includes a 8 foot output cord and 2 year warranty Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell), also Complete 4... read more
Schumacher SC1280 Fully Automatic Battery Charger and Maintainer 15 Amp/3 Amp, 6V/12V - for Marine and Automotive Batteries
47% OffFULLY AUTOMATIC: The Schumacher SC1280 automatically detects 6V and 12V batteries. When the battery is fully charged, the unit automatically stops charging and shifts to maintain mode. MICROPROCESSOR CONTROLLED: After gathering information from the c... read more