I use my Kenwood TH-D74 handheld and APRS to send a SMS text message. Yes, I know my radio was tuned to 144.400 instead of 144.390 for many shots. I did not want the radio beeping or lighting up.
See APRS activity in your area: www.aprs.fi
test SMS phone numbers: www.freephonenum.com
NanoVna SAA-2N VNA Antenna Analyzer Metal Case, Dearsee 50KHz -3GHz Vector Network Analyzer, HF VHF UHF Measuring S Parameters, Voltage Standing Wave Ratio Smith Chart with 4 inch Display
$124.99 (as of March 20, 2023 05:51 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.)Upgraded NanoVNA SAA-2N: Not only testing standing wave impedance of the antenna, can also debug the duplexer, the insertion loss of the filter, the isolation and testing the attenuation of the cable, shorten the coefficient, the phase, the amplifica... read more
MegiQ VNA-0460e-SB Three Port Vector Network Analyzer 6GHz with VNA Sandbox
$5,039.00 (as of March 20, 2023 05:51 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.)2½-port bidirectional VNA, Measure S11, S12, S21, S22, S13, S23. Frequency 400MHz to 6GHz. Power -30 to +5dBm. Sweep up to 20001 points. Sweep speed up to 4000 samples per second. Port calibrated, Full 12-term normalization, Parametric sweeps, Match ... read more
4.3 Inch NanoVNA-F Vector Network Analyzer 10KHz - 1.5GHz, Elikliv DeepVNA 101 HW3.2 Large Screen Antenna Analyzer with 5000mA-h Battery & Rotary Encoder Control, for SWR HF VHF UHF Smith Chart
$149.99 (as of March 20, 2023 05:05 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.)Premium Quality and High Precision - Made from aluminum alloy, the NanovNA adds a metal shield to reduce external interference and improve measurement accuracy. The vector network Analyzer supports measurement frequencies up to 1.5GHz; Not only impro... read more
NanoVNA-F Vector Network Analyzer HF VHF UHF UV VNA Antenna Analyzer 10kHz-1.5GHz 4.3 inch Touch Screen, Measuring S-Parameter Voltage SWR, Phase, delay, Smith Chart (V3.1 Version) Nano VNA
$119.99 (as of March 20, 2023 07:04 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.)Added battery circuit management, more secure. Redesigned PCB, you can connect to mobile phone Via Type C jack, and connect to PC Via Type-C TO USB,see a clear HD image on your phone. Designed a practical and simple control application on PC, you can... read more
NanoVna SAA-2N VNA Antenna Analyzer,SEESII 50KHz -3GHz Vector Network Analyzer with Bag & Testboard Kit,4" inch LCD,HF VHF UHF Measuring S Parameters, Voltage Standing Wave Ratio Smith Chart
$149.99 (as of March 20, 2023 10:21 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.)【Upgraded NanoVNA SAA-2N V2.2 Version】Not only testing standing wave impedance of the antenna, can also debug the duplexer, the insertion loss of the filter, the isolation and testing the attenuation of the cable, shorten the coefficient, the phase, ... read more
AM FM Portable Radio, Battery Operated Radio with Best Reception for Indoor, Outdoor & Emergency Use, Pocket Radio with Headphone, Builit-in Speaker,Long Lasting
$10.99 (as of March 19, 2023 13:11 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.)AM/FM Portable Radio with Best Reception - FM 76-108MHZ;AM 520-1710KHZ.Listen your favoite music,news,talk shows any time. Compact Portable Pocket AM FM Radio - Small & Lightweight design,pocket radio slips easily into your pocket,L5.27 x H1.45 x W2.... read more
NOCO GENIUS5, 5A Smart Car Battery Charger, 6V and 12V Automotive Charger, Battery Maintainer, Trickle Charger, Float Charger and Desulfator for AGM, Motorcycle, Lithium and Deep Cycle Batteries
22% OffMeet the GENIUS5 - Similar to our G3500, just better. It's 34% smaller and delivers over 65% more power. It's the all-in-one universal charging solution - battery charger, battery maintainer, trickle charger, float charger, plus battery desulfator. D... read more
Portable AM FM SW 12 Bands Shortwave Radio, Small Walkman Digital Radio, Time Setting with Auto Power On/Off, High/Low Tone Mode, Build-in Speaker and Earphone Jack, Powered by DC or 2AA Battery
24% Off【Compact AM/FM/SW1-10 Radio】Digitally tuned multiband receiver with superior sensitivity multiple bandwidth settings, let you fast tuning on all bands. The long antenna and DSP chip provide stable signal for you to listen to your favorite radio stati... read more
FEZEQIN D-216 Black AM FM Shortwave Radio Portable Retro Transistor Receiver BT Speaker AC Power Battery Operated with Headphone Jack TF Card Jack USB Jack Suitable for Home or Outdoor (Black)
$23.96 (as of March 19, 2023 13:11 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.)
FEZEQIN D-216 Good Reception Radio Portable Vintage Shortwave AM FM SW Radio Rechargeable Receiver BT Speaker MP3 Player Support USB Drive/TF Card with Good Sound Suitable for Family or Friend (Pink)
$25.96 (as of March 19, 2023 13:11 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.)【Great Reception Radio】FM:88-108MHz, AM:530-1600KHz, SW:7.0-16.0MHz. Antenna can be rotated 180°, FEZEQIN D-216 AM FM Shortwave classic Radio with good reception and sensitivity, you can listen favourite music with good sound quality, listen NPR, bal... read more
PRUNUS J09 AM FM Portable Shortwave Radio with Best Reception, Bigger Screen for Elderly,Time Setting,4 D Cell Batteries or AC Powered,Earphone Jack,Auto Station Preset,TF Card/USB Player【2023 Newest】
$47.99 (as of March 19, 2023 13:11 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.)【Radio with Strong Reception and Big Screen】 The frequency of the 3 bands is as follows: FM: 87-108MHz, AM: 520-1710KHz, Shortwave: 2.30-22.30MHz. Equipped with a big screen, you can easily and clearly see each AM/FM/Shortwave station when tuning thi... read more
Uniden Bearcat BC125AT Handheld Scanner, 500-Alpha-Tagged Channels, Close Call Technology, PC Programable, Aviation, Marine, Railroad, NASCAR, Racing, and Non-Digital Police/Fire/Public Safety.
24% OffLISTEN IN AND STAY INFORMED, this sophisticated scanner has 500 alpha-tagged channels in a convenient compact design with loads of features. Close Call RF capture technology instantly tunes to signals from nearby transmitters and the Do Not Disturb M... read more
Emergency Radio Raynic 5000 Weather Radio Solar Hand Crank AM/FM/SW/NOAA Weather Alert Portable Radio with Cellphone Charger, Headphone Jack, Flashlight, Reading Lamp and SOS Alarm (Yellow)
16% OffAUTOMATIC NOAA WEATHER ALERT RADIO - This weather alert radio may save your life! Especially important at night while you are sleeping! It auto-scans for emergency and weather alerts when you turn the device on or in standby mode，and alert you if any... read more