C A I R O

Communications Audio Interface for Remote Operations

"BLACK-BAG"

In Communications Groups where a member is particularly conversant with all engineering aspects of CAIRO - the Group's CAIRO "doctor" - the following is suggested as the contents of a 'running repair kit' - their "Black-Bag" ! - to accompany their normal portable tool-kit.

Items Details CAIRO-parts

QTY
(of each)

DIN plugs 3-pin, 5-pin, 7-pin, 8-pin P3, P5, P7, P8

2

DIN-7 sockets dual-lug chassis, single-nut ('professional'), in-line S7C, S7P, S7L

2

Audio-5 chassis plugs, in-line sockets A5S, A5P

2

Audio-8 chassis plugs, in-line sockets A8S, A8P

2

heat-shrink sleeve 3.2mm, (for pins of above connectors)    
reel of Line cable (4-core, individually screened) LC

~ 10 m

lengths 8-core (CAIRO-8) cable C8L

~ 3', 1m

78L05 regulators and 12V SIL reed relays REG, SIL  
Potentiometers 100R, cermet, linear, 2W
(and knobs for same)
VCP, VCK

2

Electret capsules   EC  
GP transistors BC108 (BC168) or similar  

5

GP diodes 1N914 (1N4148) or similar  

5

'passives' 6R8, 680R, 4K7, 10K, 0.001uF, 1uF, 4u7, 10uF  
       
DOCUMENTATION known rig-adaptations, pin-outs, etc.  
CAIRO 'data-card'  

(print this !)

 

G 8 C Q H