TR-35 CW Transceiver Kit

Out of stock
TR-35 CW Transceiver Kit

Compact but powerful 4-band, 5-watt 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!

Customers outside of the United States: Although the website does not accept international orders, we can accommodate you through an alternate ordering procedure. Please contact with the items you would like to order along with your shipping address. We will then provide you with a shipping quote from FedEx. If you decide to proceed with the order, we will send you an invoice via PayPal. After the invoice has been paid, the product will be shipped.

About the Precision Optical Encoder Option for the TR-35

IMPORTANT NOTE: As of February 21, 2023, the TR-35 is temporarily out of stock due to supply chain issues. We hope to have it available as soon as possible. The delay may be up to 3-4 weeks. 


Precision optical encoders are available. Click here to learn more.


DC Input Voltage Vs. Typical RF Output

DC In 17 meters 20 meters 30 meters 40 meters
9.5V 4.4W 4.5W 4.9W 4.0W
10V 4.8W 5.0W 5.1W 4.5W
12V 6.5W 7.0W 7.8W 6.2W
14V 8.5W 9.5W 10W 8.5W
  • Size 5 ½ X 3 ¼ X 1 ½ less protrusions, weight 10.6 Oz
  • 5 watts output on all bands at 12vdc input
  • Full coverage of 40, 30, 20, and 17 meters with extended RCVR  tuning above and below
  • RCVR modes for CW narrow and CW wideband, and for SSB reception
  • Optimized for operation from 3 series-connected external 18650 cells
  • RIT tunes + and – 5KHz
  • Blue OLED display reads frequency to 10 Hz and RIT offset
  • Reverse display optics mode for better visibility in high ambient light conditions
  • Built in Iambic keyer is adjustable 5 to 45 WPM with front panel control
  • Two message keyer memory record and playback, programmable with paddles
  • Separate jacks for straight key and paddles; Always ready for SKCC contacts
  • Operates on 9.5 to 14 volts, < 100 ma receive, about 1 Amp Xmitt at 10 volts
  • Selectable tuning resolution steps of 10, 100, and 1000Hz
  • Low battery indicator with internal adjustment 9.5 to 11.5 volts 
  • Front panel adjustable RF gain control
  • Front panel TX power control; Adjustable from 0 to full output
  • Rugged TO-220 FET RF amp has delivered 5 Watts on all bands
  • Signal quality blue LED, RIT warning orange LED, Low battery red LED
  • Excellent receiver sensitivity with MDS of -125dBm
  • Very effective receive AGC prevents ear damage with strong signals
  • Transmitter harmonics and spurs -52dB, 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 350 Hz at the -6dB point, plus 700 Hz audio filter
  • Over 250 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
  • Factory wired and tested option available
  • All torroids are factory wound and prepared
  • What our customers say about the TR-35


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