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electronic:equipment:phone:lkd2ns [2022/09/06 22:11] – [Components] tonyelectronic:equipment:phone:lkd2ns [2026/09/26 09:57] (current) – tony
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 {{ :electronic:equipment:phone:a.jpg?200|LKD 2NS overview}} {{ :electronic:equipment:phone:a.jpg?200|LKD 2NS overview}}
 ===== Overview ===== ===== Overview =====
 +\\
  
 ===== Hardware description ===== ===== Hardware description =====
-====Components====+==== Components ====
   * National Semiconductor TP3057 ‘‘Enhanced’’ Serial Interface CODEC/Filter    * National Semiconductor TP3057 ‘‘Enhanced’’ Serial Interface CODEC/Filter 
   * 74HC123D Dual retriggerable monostable multivibrator   * 74HC123D Dual retriggerable monostable multivibrator
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   * 1458 Dual operational amplifier   * 1458 Dual operational amplifier
  
-=====Teardown===== +===== Examples ===== 
-{{:electronic:equipment:phone:a.jpg?800|LKD 2NS top}}\\+ 
 +/*{{:electronic:equipment:phone:a.jpg?800|LKD 2NS top}}\\*/
 {{:electronic:equipment:phone:dsc_1724a.jpg?600|LKD 2NS front}} {{:electronic:equipment:phone:dsc_1724a.jpg?600|LKD 2NS front}}
 {{:electronic:equipment:phone:dsc_1725a.jpg?600|LKD 2NS back}} {{:electronic:equipment:phone:dsc_1725a.jpg?600|LKD 2NS back}}
 +
 +----
 +
 +===== Tear down =====
  
 {{:electronic:equipment:phone:dsc_1726a.jpg?800|LKD 2NS interior}} {{:electronic:equipment:phone:dsc_1726a.jpg?800|LKD 2NS interior}}
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 {{:electronic:equipment:phone:p4137544a.jpg?400|LKD 2NS keyboard back}} {{:electronic:equipment:phone:p4137544a.jpg?400|LKD 2NS keyboard back}}
  
-{{:electronic:equipment:phone:p4137538a.jpg?400|LKD 2NS circuit front}}\\ +{{:electronic:equipment:phone:p4137538a.jpg?400|LKD 2NS PCB front}}\\ 
-{{:electronic:equipment:phone:p4137539a.jpg?400|LKD 2NS circuit back}}+{{:electronic:equipment:phone:p4137539a.jpg?400|LKD 2NS PCB back}}
  
-===== References and Additional Resources =====+====== References and Additional Resources ======
  
 <html><small><p>If any referenced page no longer exists, try looking for its URL on <a href="http://archive.org">http://archive.org</a>.</p></small></html> <html><small><p>If any referenced page no longer exists, try looking for its URL on <a href="http://archive.org">http://archive.org</a>.</p></small></html>

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electronic/equipment/phone/lkd2ns.1662502260.txt.gz · Last modified: 2022/09/06 22:11 by tony
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