Here is a compact but powerful 2-band CW transceiver kit that uses no tiny pushbuttons, and without those seemingly endless and hard-to-remember back menus. There is a knob or a switch for every function!
- Size 5 ½ X 3 ¼ X 1 ½ less protrusions, weight 10.6 Oz
- Full band coverage of 40 and 20 meters
- About 10 watts output with a 14 volt power supply
- 5 Watts minimum output with a 10 volt supply
- 4 Watts output with an 9 volt supply
- Optimized for operation from 3 series-connected 18650 Lithium cells
- RIT tunes + and – 5KHz
- Blue OLED display reads frequency to 10 Hz and RIT offset
- Built in Iambic keyer is adjustable 5 to 35 WPM with front panel control
- Separate jacks for straight key and paddles; Always ready for SKCC contacts
- Operates on 9 to 14 volts, < 90ma receive, about 1 Amp Xmitt at 10 volts
- Selectable tuning resolution steps of 10, 100, and 1000Hz
- Low battery indicator with internal adjustment 9 to 12 volts
- Front panel adjustable RF gain control
- Front panel TX power control; Adjustable from 0 to 10 watts (@14V)
- Rugged TO-220 FET RF amp can deliver 5 Watts key down for 5 minutes
- Signal quality blue LED, RIT warning orange LED, Low battery red LED
- More than enough audio to fill any room with an external speaker
- Excellent receiver sensitivity with MDS of -132dBm (0.06 microvolt)
- Very effective receive AGC prevents ear damage with strong signals
- Transmitter harmonics and spurs -58dB, meets FCC specs
- CW sidetone is the actual transmitter signal as heard by receiver
- Match the received signal tone to the sidetone for perfect zero beating
- Sharp IF filter; Better than 300 Hz at the -6dB point, plus 700 Hz audio filter
- Over 200 machine placed SMT parts, and about 55 user installed parts
- All critical circuits are factory pre-aligned and calibrated
- No endless “back menus”; There is a control or switch for every function
- Options include pre-wound toroid coils, precision optical tuning encoder, and complete factory assembly
Pricing Information 5/24/2021
| TR-25 Kit | $250.00 |
| Factory Wired and Tested | Add $60.00 |
| Pre-wound and prepared Toroids | Add $18.00 |
| Precision optical encoder | Add $30.00 |
Resources:
- TR-25 Lower Board Assembly Procedure
- TR-25 Upper Board Assembly Procedure
- TR-25 Operating Instructions
Review
Chameleon CHA F-Loop 2.0 Set Up On The Porch, My Current Setup
https://www.youtube.com/watch?v=gPEYutNVdC0 Read more
Icom IC-7300 HF/6m Radio Walkthrough
“Here’s a walkthrough of the Icom IC-7300 radio. This very popular transceiver is a capable, very modern software-defined radio with a tra… Read more
The Difference Between Yaesu WiresX And Hotspots
“In the world of Yaesu System Fusion and C4FM there seems to be a lot of confusion over access to the WiresX system from a hotspot. This time, I… Read more
RTL-SDR VS SDRPlay
A Comparison between the rtl-sdr and sdrplay across different frequencies and settings. Measuring the signal to noise ratio and graphing results…. Read more
Equipment
Radiosport RS60CF Deluxe Headset
Radiosport RS60CF deluxe “dream” edition Headset – $289.00 Stereo headset supports Dual-Watch/Dual-Receive rigs, 24dB Noise Reductio… Read more
METROPWR FX775 – VECTOR POWER/SWR METER
METROPWR FX775, is a modern VECTOR POWER/SWR METER completely digital. It’s composed of a wattmeter and a power coupler for measurements up to 3/5kW. … Read more
IC-9700 VHF/UHF/23CM All-Mode SDR Transceiver UK Availability and Projected Pricing
IC-9700 Icom Inc. has released more details about the launch of the IC-9700 VHF/UHF/23CM All-Mode SDR Transceiver. Icom plans to release this high-per… Read more
What Is A Digital Ham Radio Hotspot? DMR/DSTAR/C4FM Hotspots Explained
Ham Radio Hotspot “So this is a very popular question among my audience, due to my recent videos explaining some hotspots and reflectors. Hopefu… Read more
Antenna
9+ BAND HEXTENNA
FULL-SIZE HF+2M/220/440MHZ
HEXTENNA 9+ BAND HEXTENNAFULL-SIZE HF+2M/220/440MHZ Pre-Orders will ship in December and are now being accepted. Price is exclusive for pre-orders on… Read more
A Poor Man Antenna Analyzer by GM3VLB
A Poor Man Antenna Analyzer by André Saunders, GM3VLB – Read .pdf File in adobe reader Link 1 or Link 2 Also Visit: http://www.gm3vlb.com/… Read more
New ! SteppIR SARK-110 Antenna Analyzer
The SARK-110 is a completely new design concept for an Antenna Analyzer. This is a truly pocket size device, so you can take it anywhere. It of… Read more
OB9-2WARC 9 Element Duoband Yagi
OB9-2WARC (new optimized version) 9 Element Duoband Yagi 17-12m Bands 17 / 12 Gain (dbd)* 7,6 / 8,4 Gain (dbi)** 15,1 / 16,1 F/B… Read more
MQ-1 TGM 3-Band 2-element Hybrid Quad Antenna – 10,15,20 Meters
Hybrid Quad Antenna Electrical Specifications Operating Bands- 10,15,20 Meters Forward Gain (Ref. Dipole)- 10M-6.0 dBd., 15M-5.5 dBd., 20M-4.4 dBd. SW… Read more
App – Mobile
Ham GeoTool APP
A tool all-in-one for the radio amateur in Portugal and Spain created for personal use but at the last JOTA / JOTI, was released at the request of som… Read more
Yaesu FT817 CAT Control Setup & BT Remote Control | Android
In this video we run through setting up a bluetooth CAT control for the Yaesu FT-817, using an Android Tablet, bluetooth interface, and Yaesus… Read more
SDR Touch demo on Android device using SDRplay RSP
This demonstrates turning an Android Tablet (or Android Phone) into a highly portable comms receiver or spectrum analyzer operating from Long Wave to… Read more
STARWAVES DRM SoftRadio App for Android now available!
The STARWAVES DRM SoftRadio allows you to conveniently enjoy any DRM live radio broadcast on your Android smartphone or tablet. No Internet connection… Read more
EchoLink for iOS version 2.10.18 is now available
EchoLink for iOS version 2.10.18 is now available in the App Store. This is a 64-bit build that is fully compatible with iOS 10 and modern iOS devices… Read more
The post WA3RNC TR-25 CW Transceiver Kit appeared first on QRZ NOW – Ham Radio News.