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amt1.9
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1990-09-05
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838b
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17 lines
amt1.9
WHEN PICKING A POWER SOURCE FOR THE EXTRA LED, CHOOSE A POINT FROM
THE INCOMING 12V LINE AS OPPOSED TO ONE OF THE REGULATED LINES
WITHIN THE UNIT. THE 5V REGULATOR IS RUNNING HOT ENOUGH WITHOUT
ADDING MORE TO IT.
8) THE REASON FOR THE PTT KILL SWITCH WILL BECOME APPARENT WHEN ONE
TRIES TO USE THE AMT-1 TONE GENERATOR FOR SELF ALIGNMENT OR WHEN
TRYING TO COPY ASCII OFF THE AIR. THE AMT-1 DOESNT DO ASCII WELL.
IT SEEMS TO HAVE BEEN AN AFTERTHOUGHT.
PICK A CONVENIENT SPOT ON THE BOARD TO CUT THE TRACE FROM THE 2N2222
SWITCHING TRANSISTOR TO THE XCVR JACK AND INSERT THE PTT SWITCH IN
SERIES. A SPST SWITCH IS ADEQUATE. MOUNT SWITCH ON REAR PANEL.9) AS WITH MOD #8, THE REASON FOR THIS MOD WILL BECOME APPARENT
WHEN YOU USE THE INTERNAL TONE GENERATOR TO ALIGN THE DISPLAY
LIGHTS.
CONTINUED IN FILE AMT1.5