Crossword Puzzle
December 1960 Popular Electronics

ACROSS

1 Harvey·Wells T90 is a ________

9 Inclined passageway.

10 Toward.

11 Novices are limited to 75 watts ___ abbrev.

12 I²R.

14 Code for "Do you have anything for me?"

15 All right: abbrev.

16 In transistors, N is the _______________ of electrons.

18 Diameter symbol seen on mechanical blueprints.

19 State in third amateur district: abbrev.

20 Helpful for mobile operation.

22 Better halves: code.

23 Novice who can't make General Class.

24 One of the "R's" in ARRL.

25 Type of lug.

29 Directional antenna.

30 Policeman.

31 Swan Island station prefix.

32 _______ Cobb.

33 Components of a tuned circuit: symbols.

35 Modulation used in R/C devices.

37 Type of engineering degree.

38 Initials of your favorite magazine.

39 Control grid is to electron stream as _______ is to river.

41 More cunning.

42 Leyden _____

43 Evenings before.

45 Friends.

46 Receiver type.

DOWN

1 Amplifier tube.

2 Standing.

3 Unit of current measurement: abbrev.

4 One of the magnetic poles: abbrev.

5 Radar signals were bounced off this object.

6 Layer.

7 Plate voltage: symbol.

8 Sound transducers.

10 Prefix for three.

12 Broad end of a hammer.

13 Succeeded.

16 Pasha of Tunis.

17 An antenna is used to _____ electrical energy.

19 Long distance: abbrev.

20 C.W. signals.

21 What most ham shacks are not.

23 Small amounts of speaker cement.

25 Metal alloy used by experimenters.

26 Alternating current: abbrev.

27 C.W. for "e."

28 Epic poetry.

31 One who operates code-sending device.

34 Natural opening.

36 North latitude: abbrev.

37 "Call Me ___________ ": abbrev.

38 Pallid.

40 1,000,000: abbrev.

42 Islander with PKI ham prefix: abbrev.

44 Element used in some solid-state rectifiers.

45 Type of antenna impedance network.