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513: Difference between revisions
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The initial announcement in 1949 (link below) listed the 513 at $1695, weighing 60 pounds, | The initial announcement in 1949 (link below) listed the 513 at $1695, weighing 60 pounds, | ||
with a low frequency cutoff of 5 Hz. As delivered to customers in 1950, | with a low frequency cutoff of 5 Hz. As delivered to customers in 1950, | ||
the 513 weighed an extra 15 pounds , but had response to DC and cost a bit less: $1650 with the delay line | the 513 weighed an extra 15 pounds, but had flat response down to DC and cost a bit less than: $1650 with the delay line | ||
or $1600 without. | or $1600 without. | ||