KINGSTON AMATEUR RADIO CLUB
REPEATER MAINTENANCE LOG
1973

This is a transcript of the Repeater Maintenance Log for the year 1973.
The only editorial changes made during the transcription is that
I've added VE to the callsigns which in most cases were logged
as 3xxx since at the time only VE3 calls were issued.
Comments in RED added during transcription for clarification
1973

DATE
ACTION
BY WHOM
15 Feb 73
ELROND COLLEGE - KINGSTON

Complete repeater installed, tested and ready to go.
Receive anteena has bent radial and receiver still requires tuning
Antennas installed by Vimy line crew
Transmit - 60 watts - 200 ma plate current

signed Tony Van Wouw
/VE7CCI
19 Feb

Changed 7V7s in xmtr (2) Readjusted xmtr & reject cavities

signed Art Blick
VE3AHU
21 Feb

Aligned cavities & preamp - Sensitivity 0.5uV/20 db quieting Squelch adj for 0.4uV.

signed Art Blick
VE3AHU
5 May 73

Miles/Millions day. 7A Main fuse blew replaced with 10A all I had.

initialed BHB
VE3NB
15 May 73

5A SLO BLO. F1 blown No spares - Went out and bought 5 of each type required. Also removed box of spare tubes & book from cabinet to increase cold air flow (P.A. Plate 210 M/A.)

VE3NB
15 May
7.30 P

5A SLO BLO F1 Blown again. Connected fan Replaced solid state rectifier with 5R4G, which also reduced P.A. Plate below limit (200) to 175 m/A.

VE3NB
VE3MW
5 June

5 PM repeater dead - no power at wall socket where's fuse? 7PM

VE3NB
6 June

Replaced fan & made continious running. cct breaker #18 operated. repeater in operation at 7.20 PM

Leon VE3MW
Bernie VE3NB
June 8/73

Ed & Leon - reset main fuse Breaker. 093. VE3MW
Plate current was over 200 ma reduced ant coupling so Plate current is 175 ma

signed Leon
June 9/73

1030 HRS Replaced 5 Amp Fuse F1
PA PL Current 155
PA PL Voltage 690

signed Ed
June 9/73

1830 HRS Replaced Fuse
PL Current 135 ma
PL VOLTAGE 690 VOLTS

signed Ed
June 10/73

Plate cur 200 ma PAV. 640 replaced 2E26 in driver stage
pilot lap in top control defective Control Panel ok - replaced 829B
PAC 240 PAV 620 carrier off
PAC 240 PAV 640 carrier on
repeater placed on LP
Pilot lamp on top now flickering 10 AM

initialed LB
July 10/73

changed 829B Final, didnt make any difference. Think 2E26 is getting weak.
(Very hot to work up here)

VE3NB
Bernie
July 11/73

Replaced 2E26 and set PA plate current to 150m/a. Sounds OK to VE3AHU/VE3FMF. Moved rig closer to cool air

Bernie
VE3NB
Sept 30/30

VE3CPK COLIN adjusted Tx antenna for min SWR, and measured power at TX antenna which is 15 watts. Peaked up Tx to 38 Forward and 2 back at TX end of co-ax. Plate current 190 M/A.

VE3NB
14 Oct 73

Aligned Rcvr new tubes in front end (less echo)
- Disc xfmr 312 has broken lock

initialed AB
VE3AHU
VE3CPK
2 3 Nov 73
1500 hrs

New Licence holder - VE3NB Bernie, due to death of Leon VE3MW
Rig off air for line-up and change to .34 input 94 output

VE3NB
VE3CPK
VE3AHU
11 Nov 73

Rx repaired Rx ant VE3AHU
V101. V102. V301. V303. V319 V306. V314 Tubes replaced.
L312 DISC replaced. Capacitors C367. 368. 369. 370. 375 376 replaced.
Radials on Rx ant replaced & adjuxsted by Colin VE3CPK.
829 in TX and P.A tank cct replaced and TX lined up & put on 146.940.

VE3NB
11 Nov 73

1630 hrs. Repeater back n air. TX 60 watts forward 0 back at 175 m/A

VE3AHU
VE3CPK
VE3NB
12 Nov

1215 hrs Reset repeater dropout - COR non operational

VE3AHU
16 Nov 73

COR PC Board repaired & installed

VE3AHU
17 Nov

1630 hrs Fuse F1 replaced, change to low power

VE3CPK
22 Nov

1915 hrs removed Solid State rect & install 5R4 tubes. Remove fan motor for O/haul. Standby for giving freq check

24 Nov 73
1100 hrs

Tx put on Hi power 30W at 130 M/A
Replaced fan & OK. Repeater will not work unless TONE Switch put in disable posn

initialed BHB
VE3NB
1 Dec 73

Repeater Tone switch in Reg posn Reset Tone & OK. Receiver desensitized by TX Tried cavity in xmit line - no change Re-tuned xmtr drive ccts & rcvr front end - lower drive to final - same P out - less rcvr desns. Vy little desens noticed on weak sigs Time 1 1/2 hrs

signed A Braida??
initialed BB
VE3NB
3 DEC

1830 HRS Blown fuse F1 - replaced

VE3CPK
8 DEC
(FRIDAY)

1100 - Blown 5A fuse replaced - cooling fan stalled - & removed for service

VE3CPK
8 Dec

Removed TX for test benching

VE3NB
9 Dec

couldn't find any trouble with TX. Removed power supply to replace rectifier sockets with porcelain ones - Could be P.I.V. flash over

VE3NB
10 Dec 73

1900 hrs. Replaced 4R4G sockets for porcelain types. No trouble found. Rptr back on air. 660V at 30 watts RF at 150 M/A.

VE3NB
Bernie
12 DEC

TX ANTENNA REMOVED & REPAIRED (1230 HRS) REINSTALLED 1700HRS - REPEATER BACK IN SERVICE

VE3CPK
14 Dec 73

5A Fuse Blown again (Friday again)

15 Dec
1030A

Put in Automatic 5A reset unit in series with F1 which is now 6 1/4 A.
Replaced 829B Final as output was only 8 watts & bkue glow in one half of tube. New tube OK. 34 watts at 145 m/A. (POSN 7). (POSN 6 = 22 m/A)

VE3NB
VE3CPK
 
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