Index to Volume 21, 1948

Call-Book Jan  
     
ANTENNAS Issue Page
Folded Dipoles and Unipoles Apr 4
Establishing Antenna Resonance (abs.) Jul 12
Notes on Angle of Radiation Jul 12
Collins Coupler for ZC1 Dec 20
Transmission Line Spacing Dec 22
     
AUDIO-FREQUENCY EQUIPMENT    
Audio Filter for Communication Feb 5
Communication Transmitter Audio Characteristic Apr 12
Multi-match Modulation Transformers Jun 9
Audio Oscillator Jun 25
     
AWARDS    
WAS. (Worked All States) May 21
R.S.G.B. Certificates Jun 28
W.A.B. (Worked All N.Z.A.R.T. Branches) Sep 23
W.A.Z. (Worked All Zones) Oct 15
W.A.P. (Worked All Pacific) Oct 21
     
CONTESTS    
Eddystone Essay Competition Jan. Supp.
Eddystone Essay Competition Aug 19
Otago Centennial DX Jan Supp.
Otago Centennial DX Feb 20
Otago Centennial DX Jun 18
N.Z.A.R.T. "Eddystone" on 80m. Feb 16
N.Z.A.R.T. "Eddystone" on 80m. Sep 16
Why Contests? Feb 18
1947 Sangster Shield Results Feb 18
1947 Memorial Results Feb 19
V.H.F. Marathon (H. P. V. Brown Cup) Feb 20
B.E.R.U Mar 18
1948 Trans-Tasman Apr 22
1948 Trans-Tasman Nov 4
VK-ZL DX Jul 19
1948 DX Marathon ("CQ") Jul 24
1948 Sangster Shield Aug 20
1948 Sangster Shield Aug 40
Hutt Valley-Wellington Aug 21
CQ's World-wide DX Sep 17
CQ's World-wide DX Oct 14
Memorial, 1948 Nov 23
Sangster Shield and W-VE Results Dec 26
     
CONVENTlONS AND BEANOS    
National Conference Apr 17
Remits for Conference Apr 18
Convention Report Jun 21
Auckland and North Shore Beano Nov 9
Christchurch Beano Dec 30
     
EDITORlALS    
Discussion Groups' Forum Feb 3
50 Megacycles and Higher Feb 3
N.Z.A.R.T. Organisation Mar. 2
N.Z.A.R.T. Organisation Nov 3
Break-In Representatives Apr 3
Phone Men May 3
An Appreciation May 37
Contributions to "Break-In" Jul 9
Contributions to "Break-In" Aug 5
Reminder to Branch Scribes Jul 40
Reminder to Branch Scribes Aug 31
Amateurs and Radio Research Aug 3
Amateurs and Radio Research Sep 3
Phone Men-and Phonetics Nov 2
New Looks Dec 3
     
EMERGENCIES, EXHIBITIONS and FIELD DAYS    
Blenheim-Nelson Cycle Race Feb 24
N.Z. Grand Prix Apr 28
Invercargill Display Jun 16
Gisborne R.E.C. Assists Flood Relief Aug 15
Boosting Club Funds Oct 18
Mt. Ruapehu Air Crash Nov 25
Ruapehu Emergency Network Dec 17
     
FEATURES, FICTION and MISCELLANEOUS    
Story of ZL QSL Bureau May 10
A4 (Fascimile) Reception at G.P.O May 12
The Unwritten Laws Discussed May 14
The Unwritten Laws Discussed Aug 38
N.Z.A.R.T. Annual Report May 26
Should QSL Cards Peter Out? Jun 16
Public Relations Jun 3
A.O.P.C. Examination Papers Jul 16
A.O.P.C. Examination Papers Aug 17
A.O.P.C. Examination Papers Oct 11
You . . . and Our Advertisers Aug 7
Amateur's Laboratory Notebook Aug 13
Amateurs to Assist N.Z. Radio Research Aug 3
Amateurs to Assist N.Z. Radio Research Aug 23
Amateurs to Assist N.Z. Radio Research Sep 3
Amateurs to Assist N.Z. Radio Research Oct 23
In Defence of Design Sep 9
Our New R.E.C. Chief Sep 26
Importance of C.W Oct 3
Just Suppose we had no N.Z.A.R.T. Oct 10
25 Years Active ZL Ham- ZL2AB Oct 26
Tuned Circuit Planning Dec 11
     
FREQUENCY MODULATION    
Answer to N.F.M. Reception Apr 10
     
KEYING and CONTROL CIRCUITS    
Taming "Bugs" Feb 22
An Electronic Keyer May 4
What! No Key Clicks? Dec 16
     
MEASUREMENTS, MONITORING and TEST EQUIPMENT    
How Sensitive is Your Receiver? Jun 6
Frequency Meters Jun 25
Cathode-ray Tubes (Refs.) Jul 13
Simple Time-base Circuit Sep 7
Trapezoid Modulation Patterns Sep 8
Improved Coupling Method for CRO's Sep 8
Simple CR0 Modulation Indicator Oct 7
     
OBlTUARY    
ZL2FF, ZL2HH, VK3KU Oct 19
W1EH Oct 21
     
OPERATING ACTIVITIES    
50 Mc.-The Big Break-through Feb 11
With a 208 on the Tasman Apr 9
Portable Location-No. 2 Jul 11
     
OPERATING PRACTICES and CODES    
Bringing Signal Reporting Up to Date Mar 13
Pointers for C.W. and Phone Operators Mar 28
ARRL Operating Organisation Apr 27
DX Operating Codes Sep 20
QRRR Oct 19
     
POWER SUPPLY    
Var. Volt Output with Uniform Regulation Mar 22
Improved H.T. Voltage Divider May 22
C.R.T. Power Supplies Sep 5
C.R.T. Power Supplies Oct 5
     
PROPAGATION, RADIATION and RESEARCH    
Ionosphere Recording Feb 14
Amateur Observations May 25
Amateur Research Projects Oct 23
     
RECEIVER DESIGN, CONSTRUCTION and ADJUSTMENT    
Tubes for R.F. and Mixer Stages Feb 7
Weak-Signal Receiver Design Mar 9
Amateur Band Receiver Design Mar 11
Signal Strength Meter for ZCJ Mar 22
Receiver Sensitivity Apr 14
Simple Synchrodyne Apr 31
Noise Limiter that Works Apr 31
ARC-S Receiver Circuits Aug 9
Clapp Oscillator for Receivers Oct 9
Flip-Flop Diversity Adaptor Dec 21
     
REFERENCE DATA, TABLES, Etc    
International Amateur Prefixes Jan 3
Q Code Jan 6
Great Circle Bearings Jan 9
Transmissions Classified Jul 7
Revised WWV Schedule Jul 28
N.Z.A.R.T. Branches Directory Nov 30
     
REGULATIONS    
U.S. (W) Amateur Bands Apr 27
European Band-planning Jun 17
VK Amateur Bands Aug 19
ZL Amateur Bands Sep 13
ZL Amateur Bands Oct 24
P. & T. Dept. Letter Sep 25
H.F. Permits Oct 24
G's Get 145-146 Mc Nov 7
Frequency Allocations from Jan. 1, 1949 Dec 28
     
STATION CONSTRUCTION and WORKSHOP PRACTICE    
Crystal Grinding Techniques May 6
Cleaning Switch Contacts Jun 15
     
STATION DESCRIPTIONS    
ZL1TC Feb 24
ZL3HC Mar 31
J4AAZ Apr 36
ZL2BH May 16
ZL2RP Jun 28
ZL2ACT Aug 26
ZL3JT Sep 16
ZL1HJ Oct 29
ZL1FX, ZL2GX, ZL2AR, ZL2AFR, ZL3II, J4AAD Nov 4
     
SUPPRESSED CARRIER SYSTEMS    
S.S.S.C Mar 3
What is S.S.S.C. Telephony Mar 4
What About Single-sideband? (abs.) Jul 12
     
TRANSMITTER DESIGN, CONSTRUCTION and ADJUSTMENT    
Feeding Screens of 807's May 9
Modulating Tetrodes May 22
Putting ARC-5 Transmitter to Work Jun 3
Clapp Oscillator Jul 13
Clapp Oscillator Aug 8
De Luxe 6-Band Transmitter Dec 4
Modifications to ARC-5 Transmitters Dec 15
     
V.H.F. EQUIPMENT    
V.H.F. Tubes Apr 26
Approach to 144 Mc Jul 4
Resonant R-F Chokes for V.H.F. Jul 6
Resonant R-F Chokes for V.H.F. Dec 20
Don't Wait for 144 Mc. Band Sep 11
Pre-amplifier for 144 Mc. Receivers Dec 8
V.H.F. R-F Stages Dec 21
     
QTH's    
ZL- Jan 12
ZL- Mar 29
ZL- May 34
ZL- Jun, 31
ZL- Jul 26
ZL- Aug 27
ZL- Sep 31
ZL- Oct 27
ZL- Nov 22
ZL- Dec 35
Fiji Feb 31

Last Updated on 12/12/99
By Dexter N. Muir
Email: dexy@ihug.co.nz