NUMBER SCANNED FILES DESCRIPTION
17000 GBW GBU GBX RCCL Automatic Telex System Station Line Circuit.
17010 GBW GBU GBX RCCL Automatic Telex System 200 Outlet Group Selector.
17020 GBW GBU GBX RCCL Automatic Telex System 200 Outlet Final Selector with 2-10 Line Auxiliary Group Facilities.
17030 GBW GBU GBX RCCL Automatic Telex System Bothway Trunk Relay Set.
17040 GBW GBU GBX RCCL Automatic Telex System Supervisory and Metering Relay Set.
17050 GBW GBU GBX RCCL Automatic Telex System Level Relay Set Outgoing to Services Position.
17060 GBW RCCL Automatic Telex System Station Line Group Overflow Meter.
17070 GBW GBU GBX RCCL Automatic Telex System Exchange Relayed Line Unit.
17080 GBW GBX RCCL Automatic Telex System NP For Spare Lines and Hunting Battery (PX) for Groups of Auxiliary Station Lines.
17090 GBW Automatic Telex System Total Call Attempts Meter.
17100 GBW RCCL Automatic Telex System Traffic Meter Circuits.
17110 GBW GBX Automatic Telex System Line Filter Circuit and Resistor Bulb.
17120 GBW GBU RCCL Automatic Telex System Delayed Alarm and Interrupted Earth Distribution.
17130 GBW GBU RCCL Automatic Telex System 12 and 30 Second S and Z pulse Distribution.
17140 GBW RCCL Automatic Telex System Group Fuse Alarm.
17150 GBW GBX Automatic Telex System ‘P’ Wire Switching Battery.
17160 GBW RCCL Automatic Telex System Centralised Alarms.
17170 RCCL Automatic Telex System Unit Telex No. NZ1 Signalling Unit for Telex Station with Teleprinter Only.
17180 RCCL Automatic Telex System Unit Telex No. NZ2 Signalling Unit for Telex Station with Teleprinter and Automatic Transmit.
17190 GBW RCCL Automatic Telex System Panel Telegraph No. 103-A VF Station Line Relay Unit.
17200 GBW Automatic Telex System Fork Drive Amplifier for 80 & 80 Volt DC Supply (Panel Telegraph No. 75B).
17210 GBW Automatic Telex System Synchroscope Fork Panel Drive & Pick-Up Coils (Panel Telegraph No. 74A).
17220 GBU RCCL Automatic Telex System Signal Generator Change-over and Alarm Relay Set.
17230 GBW GBU RCCL Automatic Telex System Service Signal and Signal Phasing Pulse Distribution.
17240 GBW GBU RCCL Automatic Telex System Signal Monitor Relay Set.
17250 GBW RCCL Automatic Telex System Signal Distribution Test Panel.
17260 GBW GBX RCCL Automatic Telex System Engineering Control Board.
17270 GBW RCCL Automatic Telex System Tester for Maintenance Tests on Pulse Speed and Ratio.
17280 GBW Automatic Telex System Machine Pulsing No. 9B.
17290 GBW GBU RCCL Automatic Telex System 50 C/S Supply Change-over and Alarm Relay Set.
17300 GBW Automatic Telex System Sub-section Alarm Classification Strip Connections.
17310 GBW RCCL Automatic Telex System Rack Common Services Station Line Circuit Rack.
17320 GBW RCCL Automatic Telex System Rack Common Services Group Selector Rack.
17330 GBW RCCL Automatic Telex System Rack Common Services Final Selector Rack.
17340 GBW Automatic Telex System Rack Common Services Trunk Relay Set Rack.
17350 GBW RCCL Automatic Telex System Rack Common Services Relay Set Rack.
17360 GBW RCCL Automatic Telex System Rack Common Services Supervisory & Metering Relay Set Rack.
17370 GBW RCCL Automatic Telex System Rack Common Services Signal Generator and Distribution Rack.
17380 GBW RCCL Automatic Telex System Rack Common Services Miscellaneous Apparatus Rack.
17390 GBW RCCL Automatic Telex System Rack Common Services Subscribers Meter Rack.
17400 GBW RCCL Automatic Telex System Speaker and Test Set for DC Telegraph Circuits.
17410 GBW NOTES Automatic Telex System Polarised Relay Tester for Testing Carpenter Type Relays 2B/... 3B/... 4B/...
17420 GBW Automatic Telex System Circuit Continuity Test Probe.
17430 GBW RCCL Automatic Telex System Relay timing Tester with Pulse Measurement Facility.
17440 RCCL Automatic Telex System Routine Tester for Group Selectors to Diagram GBW 17010.
17450 RCCL Automatic Telex System Routine Tester for Final Selectors to Diagram GBW 17020.
17460 RCCL Automatic Telex System Routine Tester for Bothway Trunk Relay Set to Diagram.  GBW 17030.
17461 RCCL Automatic Telex System Routine Tester for Bothway Trunk Relay Set to Diagram.  GBW 17030.
17470 GBW RCCL Automatic Telex System Routine Tester for Subscribers Meter’s Test Box & Rack Mounted.
17480 GBW RCCL Automatic Telex System Signal Generator Circuit Arrangement.
17490 GBW Automatic Telex System Signal Generator Trigger Pulse Generator & 7½ Unit Code Binary Circuit.
17500 GBW Automatic Telex System Signal Generator 20 State Character Selection Binary Circuit.
17510 GBW Automatic Telex System Signal Generator Character Code Forming and Selection Circuit.
17520 GBW Automatic Telex System Signal Generator SA, SB, ZA & ZB Phasing Pulse Circuit.
17530 GBW Automatic Telex System Signal Generator HRT Pulse Circuit.
17540 GBW Automatic Telex System Signal Generator Pulse Output Circuit.
17550 GBW Automatic Telex System Signal Generator 2.4.Sec Timing Circuit.
17560 Automatic Telex System Signal Generator WRU Signal Character Code Forming & Selection circuit and 7 wire Output Forming Circuit.
17570 GBW Automatic Telex System Signal Generator WRU Phasing Pulse and 2-4 Sec ‘S’ & ‘Z’ Pulse Circuit.
17580 GBW Automatic Telex System Signal Generator 12 & 30 Second ‘S’, ‘Z’ & ‘T’ Character. Pulse Circuit.
17590 GBW Automatic Telex System Signal Generator Binary Fail Alarm Circuit.
17600 GBW Automatic Telex System Signal Generator Signal Output Circuit.
17610 GBW Automatic Telex System Signal Generator Signal timing Chart.
17620 GBW GBU RCCL Automatic Telex System 20 Line Concentrator Subscribers Unit.
17630 GBW GBX RCCL Automatic Telex System 20 Line Concentrator Exchange Unit.
17640 GBW GBU RCCL Automatic Telex System Monitoring Relay Set.
17650 GBW GBU RCCL Automatic Telex System Periodic Meter Pulse Generator Circuit.
17660 GBW RCCL Automatic Telex System Meter Pulse Generator Changeover Control & Alarm Circuit.
17670 GBW RCCL Automatic Telex System Periodic Meter Pulse Distribution Relays.
17680 GBW GBU RCCL Automatic Telex System Automatic Control Circuit of Periodic Metering Pulse Day and Night Pulse Rates.
17690 GBW Automatic Telex System Electronic Regenerative Telegraph Repeater Block Schematic.
17700 GBW GBU RCCL Automatic Telex System Electronic Regenerative Telegraph Repeater Fuse and Alarm Panel.  Panel Telegraph No. 95A and Miscellaneous Rack equip.
17710 GBW Automatic Telex System Electronic Regenerative Telegraph Repeater Switching Unit.  Panel Telegraph No. 94A.
17720 GBW GBU RCCL Automatic Telex System Electronic Regenerative Telegraph Repeater.  Panel Telegraph 92A.
17730 GBW GBU GBX Automatic Telex System Electronic Regenerative Telegraph Repeater Test Jack Panel.  Panel Telegraph No. 96A.
17740 GBW GBU RCCL Automatic Telex System Electronic Regenerative Telegraph Repeater Power Panel for Six Repeaters.  Panel Telegraph No. 93A.
17750 GBW RCCL Automatic Telex System Electronic Regenerative Telegraphic Repeater By-pass Relay Circuit.  Panel Telegraph No. 101A.
17760 GBW GBX RCCL Automatic Telex System Printergram Distribution Circuit.
17770 GBW RCCL Automatic Telex System Master Clock.
17780 GBW Automatic Telex System Electronic Regenerative Telegraph Repeater Functional Schematic and Explanatory Wave Form.
17790 GBW RCCL Automatic Telex System Rack Common Services 20 Line Concentrator Exchange End.
17800 GBW Automatic Telex System Pulse Generator.
17810 GBW GBU GBX RCCL Automatic Telex System 100 O/L Final Selector.
17820 RCCL Automatic Telex System Routine Tester for 100 O/L Final Selector to Diagram GBW 17810.
17830 GBW RCCL Automatic Telex System Rack Common Services Supervisory, Metering and Trunk Relay Set Rack.
17840 GBW Automatic Telex System Rack Common Services Filter Rack.
17850 GBW GBU GBX RCCL Automatic Telex System Test Final Selector 2000 Type.
17860 GBW GBU RCCL Automatic Telex System Test and Plug up Circuit with Call in Facility 2000 Type.
17870 GBW GBX RCCL Automatic Telex System B/W Connecting Circuit.
17880 GBW GBU GBX RCCL Automatic Telex System Calling Relay Set for Miscellaneous Speaker Circuit Terminated on Test Desk 2000 Type.
17890 GBW GBU GBX RCCL Automatic Telex System Calling Relay Set Repeater Station Speaking Circuit Terminated on Test Desk 2000 Type.
17900 GBW GBU GBX RCCL Automatic Telex System Relay Set for Telephone Exchange Lines Terminated on Test Desk.
17910 GBW GBX RCCL Automatic Telex System Test Desk Station Line Position Circuit.
17920 GBW RCCL Automatic Telex System Test Trunk to ECB Terminated on Test Desk.
17930 GBW GBX RCCL Automatic Telex System Calling Circuit for Special Faults Telephone Terminated on Test Desk.
17940 GBW GBU RCCL Automatic Telex System Flicker Earth Generator Relay Set for Test Desk Equipment 2000 type.
17950 RCCL Automatic Telex System Test and Speaker Circuit.
17960 GBW RCCL Automatic Telex System Test Desk Position Telephone Circuit.
17970 GBW GBU GBX RCCL Automatic Telex System Station Line Circuit Terminated on Test Desk.
17980 GBW GBX RCCL Automatic Telex System Test Desk Closing Circuit.
17990 GBW Automatic Telex System Test Desk Common Services.
18000 GBW RCCL Automatic Telex System Tester for Supervisory an Metering Relay Set.
18010 GBX RCCL Automatic Telex System Automatic Traffic Recorder.
18020 GBW RCCL Automatic Telex System Auto Traffic Recorder Rack Common Services Access Control Equipment.
18461 RCCL Automatic Telex System Routine Tester for B/W Trunk Relay Sets.