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9700 Series, manual updates
Posted: Mon Mar 15, 2010 10:51 am
Under this topic are updates to 9700 Series assembly and using manuals.
9748 Balanced Modulator, 3/1/10
Posted: Mon Mar 15, 2010 10:56 am
9748 Balanced Modulator Manual Update
The last sentence of the first paragraph on page 4 has the letter “e” missing from the word “be”. Please mark this in your manual.
9747 Passive Mixer / Splitter, 3/9/10
Posted: Mon Mar 15, 2010 11:19 am
9747 Passive Mixer / Splitter Manual Update
The Fig. 1 printed-circuit-board to front-panel assembly illustration should have the boards facing the other direction with J1 at the top of the panel and J8 at the bottom.
The last sentence of the first paragraph on page 4 should read, “The two boards used for the module kit
do not utilize a connector (or wiring) at the P2 designation.”
9741 Dual VCA, 2/12/10
Posted: Mon Mar 15, 2010 11:41 am
Update to schematic for the values of Resistors R23 and R26. These resistors have been changed from 22k to 2.7k.
The printed-circuit-boards have been made with the 2.7k. The update pertains to the schematic.
9744 CV Source / Mixer/Attenuator, 2/12/10
Posted: Mon Mar 15, 2010 11:48 am
Update to the Mixer / Attenuator section Input labels and references.
9745 Mixer, 2/12/10
Posted: Mon Mar 15, 2010 11:54 am
This update is an acknowledgment of a paragraph appearing twice.
The paragraph beginning, "Use two..." is duplicated on pages 5 and 6.
9751 Noise Source, 2/12/10
Posted: Mon Mar 15, 2010 12:03 pm
Updates pertinent to the Red Noise circuit Fc capacitor and panel/manual labels and references.
9752 Sample&Hold, 2/12/10
Posted: Mon Mar 15, 2010 12:13 pm
Update to the 9752 manual schematic with changes of surface-mounted
resistor R4 to 100K and an added 0.22uF (220nF, possibly marked 224) at the capacitor C15 DoNotInstall (DNI) designation for an effective 330nF in this clock-circuit timing capacitance.
9756 Linear to Exponential Converter, 2/12/10
Posted: Mon Mar 15, 2010 12:17 pm
This schematic updates Fig 2 of the 9756 manual with a change of the label for the connection to R9 from the negative supply to the positive (update to update--reference to 9752 should be 9756).