‰ NOW 25 WPM ‰ TEXT IS FROM DECEMBER 2006 QST PAGES 28, 29 AND 92 ‰ WHOLE UNIVERSE OF SIGNALS. THE RECEIVER SELECTS A NARROW SLICE OF THAT SPECTRUM, TRANSLATES IT DOWN TO AN AUDIBLE FREQUENCY RANGE, AND AMPLIFIES IT SO THE EARS AND BRAIN CAN PROCESS IT. I LIKE SIMPLE RECEIVERS THAT DO AS LITTLE TO THE SIGNAL AS POSSIBLE BEFORE THE BRAIN HAS A CHANCE TO WORK ON IT. SUCH RECEIVERS REWARD LISTENING SKILL. IN A TRANSMITTER, ONCE THE KEY IS PRESSED OR A SYLLABLE IS SPOKEN, THE BRAIN CANT DO A THING TO MODIFY WHAT HAS BEEN SAID. THE ANTENNA RADIATES THAT SIGNAL FOR THE WHOLE WORLD TO HEAR. SIMPLE TRANSMITTERS ARE DELIGHTFUL, BUT RELAXED STANDARDS ARE NOT. SO I DESIGN TRANSMITTERS THAT ARE CLEAN, STABLE AND RELIABLE. I ALSO MAKE SURE THEY EXCEED FCC PART 97 REQUIREMENTS. SINCE I LISTEN TO THEM ON RECEIVERS WITH EXCEPTIONAL AUDIO, THEY NEED TO SOUND GOOD, TOO. THE CASE FOR CRYSTAL CONTROL A JUMPER ON THE PC BOARD MAKES IT EASY TO USE AN ‰ FROM PAGE 92 ‰ 1 94 ORG N3NR 92 1 1 92 EPA KC0IEA 20 2 1 90 WI AB9EK 45 2 1 90 WI KO8S 44 ‰ END OF 25 WPM TEXT ‰ QST DE W1AW ƒ