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73 AMATEUR RADIO – April 1977

Overview

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Ad number:#988873646
Contact:Howard Walker
Phone:(540) 788-4344
City:Catlett, Va.
Zip:20119
Price:New Low Price $3.00

Description

Local pick-up preferred (please cal first) but will ship at the buyer’s expense.

Kingston – Books 15 – IMG_7915

Illustrated; Advertisers; Technical Information;

Contents by Chapter

44 Shoot the Moon! – Pack Rat Power K3BPP

46 Frustrating the Thieves – removable mobile mount WB0GGT

52 Automatic Autopatch Release – safer mobile operation for the troops WA1RTD

54 Emergency 911 System – help for NYC WA2RQX

55 The Downspout Vertical – a great 15m antenna for soda pop drinkers

56 RTTY? What’s That? – how to get started with teletype WA6CPP/WA7PEI

57 Do-It-Yourself Photosensitizing Practical PC’s KL7AE

58 Making Your Own PC Boards – Part II Smith

64 Curing Mobile Noise Miseries – particularly on 80 and 160 G3BID

66 More on HK!TL – Columbian views HK1TL

72 An Intelligent RTTY Station – the ST-6 TU and 8080 micro K7YZZ

76 Interrupts Explained! – getting a micro’s attention ZL1TRM

80 CW for the 6800 – it works! WA4FMZ

86 The Super Clock –what’ll they think of next? WA1UFE

90 Add Class to your Mobile – a handset for the rig WB8HEE

91 The Final Feeder – driving a high powered amplifier WA9OZC

92 What about Surplus Nicads? – how to test and repair them W9JTQ

96 The History of Ham Radio – part II W9CI

100 Wind Your Own cheap filament power for that linear K8VIR

101 Discriminator Output for the HR-2A – check deviation and modulation W2KPE

102 The Phantom Exposed – everything about crosstalk on Ma Bell’s lines Bach

106 Retire to a HAM Heaven – how to go on to a permanent DXpedition KOWTM /OA6CV

114 Hamming the Buggy Sweepstakes – ham public service rides again WA2UDS

118 Taming the Wild Beta – how to make transistors behave w3KBM

119 A Combiner for your 2m Whip –BC reception on your 2m antenna ZL2AMJ

120 The Carbon Marvel – best mobile mike yet? W1SNN

136 The Minicom Receiver – finally a QRP allbander K4DHC

150 Those Illegal CB Channels – and the tens of thousands using them K8ANG

151 Leading Zero Suppression W6AVL

154 An FM Gadget – timer for the long winded - plus! WA7NMO

155 The Real Truth About SWR – if the transmitter loads okay, forget it WB5IAM

156 Improve the Dipole – omnidirectionalization modification Staff

158 The 60 WPM Conversion –using 100 TTY on 60 wpm circuits WB2MPZ

166 Digital Autopatch – with touchtone dialer W4VGZ

`73 Harness the Wind – practical hints WA1LET

perback 200 Pages

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