1949 Equipment British Acoustic Page 7
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Meter reading from Left to Right
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To read 4 - 6 MA
for SP4B valve
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To read 16 - 20 MA
for TT4 or AC/P
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To read 75 MA
for DA 60 valve
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To read 75MA
for DA 60 valve
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Valves Left to Right
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SP4B
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AC/P or
TT4
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DA 60
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DA 60
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2 X GU5 or
2 X RG1/240
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