mcmurdo R1 Page 11 Service Manual Download

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Commercial in confidence

84-103M

R1 radio service manual

Issue 2

Page 7

4. APPENDIX 1: SPECIFICATION

Frequency

Channels 6, 13, 16

Transmit

Output power

0.5W ERP

Current consumption

350mA

Spurious emissions

-70dB

Receive

Sensitivity

<0.5uV for 20dB sinad

Adjacent channel sensitivity

70dB

Intermodulation

70dB

Spurious emissions

2nW

Audio output power

0.4W (1kHz tone, 3kHz deviation)

Current consumption

150mA at rated audio power

10mA squelched

Battery

Lithium primary battery

Battery storage life

4 years

Battery life

12 hours (10/10/80 duty cycle

–

transmit/receive/squelched)

Weight

400g

Water resistance

Waterproof to 1m

Buoyancy

Floats

Summary of Contents for R1

Page 1: ...R1 Radio Service Manual 84 103M ...

Page 2: ......

Page 3: ...ttery replacement 6 4 Appendix 1 Specification 7 This document is McMurdo Limited copyright and contains proprietary owned intellectual property rights and confidential data All rights are strictly reserved The information must not be used except for the agreed purpose Unauthorised use reproduction or issue to any third party is not permitted without the prior written authority of McMurdo Limited ...

Page 4: ......

Page 5: ...ust to survive marine environments and is designed to be a fit and forget equipment 1 1 Scope This manual provides the complete instructions issued to shore based maintenance SBM providers to enable routine and emergency servicing of the radio equipment listed below 1 2 Applicability This information applies to the following radio equipments i McMurdo R1 VHF Radio English French German labelling i...

Page 6: ...onstitutes a biological hazard These batteries are HAZARDOUS if short circuited punctured incinerated or deformed Lithium batteries must not be short circuited Lithium batteries must be handled transported and disposed of using appropriate safety precautions The use of rubber gloves as a routine precaution is recommended In the event of leakage of the battery electrolyte which can be recognised by...

Page 7: ... manual Issue 2 Page 3 2 MAINTENANCE SCHEDULES 2 1 Routine testing The R1 radio is designed to require no routine servicing Maintenance is restricted to a visual inspection of the radio and to ensuring that the battery storage lifetime is not exceeded ...

Page 8: ...Commercial in confidence 84 103M R1 radio service manual Issue 2 Page 4 ...

Page 9: ...escribing the effect of the control The checks should be made in the order given It is obvious that the radio must be ON before the operation of any other control can be checked ON OFF Pressing the ON OFF button should cause the radio to switch on The LED indicating Channel 16 should illuminate the speaker should produce noise or a signal and this should reduce after 2 seconds when the automatic s...

Page 10: ...tion of 10 seconds 3 3 Battery replacement The radio battery is a single component There are two versions to match the two colours of radio Part number 84 100 orange for McMurdo R1 radio Part number 84 101 yellow for SOS Rescue radio The battery has a storage life of 4 years and should be replaced if its expiry date is prior to the next scheduled inspection of the radio if the seal on the battery ...

Page 11: ...e Sensitivity 0 5uV for 20dB sinad Adjacent channel sensitivity 70dB Intermodulation 70dB Spurious emissions 2nW Audio output power 0 4W 1kHz tone 3kHz deviation Current consumption 150mA at rated audio power 10mA squelched Battery Lithium primary battery Battery storage life 4 years Battery life 12 hours 10 10 80 duty cycle transmit receive squelched Weight 400g Water resistance Waterproof to 1m ...

Page 12: ...McMurdo Limited Rodney Road Portsmouth PO4 8SG United Kingdom Telephone Int 44 0 23 9277 5044 Fax Int 44 0 23 9281 9087 WebSites www mcmurdo co uk www pwss com 84 103M Issue 2 CHEMRING GROUP PLC ...

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