United Scientific Supplies TGKY01 Telegraph Key

Morse Code Signal Set

Cylewet 5Pcs SFM-27 DC 3-24V Electronic Buzzer Alarm Sounder Continuous Sound Intermittent Beep (Pack of 5) CYT1083

United Scientific MCE001 Morse Code Experiment Kit

Eisco Labs Basic Beginner Circuit Kit for Teaching Series and Parallel Circuits- Switch, (2) 'D' Batteries w/Holders, (2) Light Holders, (5) Bulbs, Bulk Wire

DIKAVS 5Pcs 3-24V Small Enclosed Piezo Electronic Buzzer Alarm 95DB w/Wires

WAYLLSHINE® 12 Pcs/1 Dozen 2 x 1.5V AA Battery Holder Case Box Black Wire Leads

30 Pieces Test Leads with Alligator Clips Set Insulated Test Cable Double-Ended Clips, 19.7 Inch (30 Pieces)

American Morse Code Art Print Poster 12x18 inch

uxcell 5 Pcs DC 3-24V 85dB Sound Electronic Buzzer Alarm Black 23 x 12mm

Chanzon 1W Zener Diode Assorted Kit (30 Values x 10pc 3V 3.3V 3.6V 3.9V 4.3V 4.7V 5.1V 5.6V 6.2V 6.8V 7.5V 8.2V 9.1V 10V 11V 12V 13V 15V 16V 18V 20V 22V 24V 27V 30V 33V 36V 39V 43V 47V) Assortment Set