al-yeti Posted August 8, 2018 Posted August 8, 2018 24 minutes ago, petercts said: Fitted these back before the days of map6 late 70s before the days of plastic cases, used to be wired first to alarm latch ,had to fit up to ten on a single zone panel at first now wired eol nice to see an attempt to make it grade 2 Remember the case shape has it got Elkron [Italian]or Peake [uk rip off] on the label it is first detector I saw that had an led not a bulb They put an old gunn diode micro- wave in that case, and ultrasonics with ceramic coils and later even a single element pir he relay clicked so loud people complained most failed and replaced with Aritech Du series or later Racal 771 single element pir R u retiring soon? Just now, MrHappy said: You lucky enough to be retired ? Ah you beat me to it Quote
sixwheeledbeast Posted August 8, 2018 Posted August 8, 2018 15 minutes ago, Ashton said: whats the map 6? Map 6 was like a latching universal zone expander so you could expander one control panel zone into 6 devices. Quote
petercts Posted August 8, 2018 Posted August 8, 2018 Yes after 42 years [ a life sentence for murder is less ] and I do not know how many installs or sales I forget all the companies I worked for I am supposed to be semi retired but we moved house and I just had to rip the Risco wireless c--p out I have found a proper use for the panel use it to hold shed door open it even cannot do that reliably 2 Quote
petercts Posted August 9, 2018 Posted August 9, 2018 One of the fist mass produced detectors to meet bs 4737 1971 that was not made for one of the big companies or that you did not have to buy direct in bulk and you could buy from this new thing called a wholesaler they cost so much each one had to be signed for and the empty box returned Most things in the late 70s had to be made in house even panels and out side bells, we even made door contacts reed switch glued on to an aluminium plate made in small batches with final assembly by the stores man 1 Quote
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