Optical Link Current Source --------------------------- Rev. 23-APR-1993 Preliminary Cost Estimate ----------------------------- Digital Section Parts --------------------- Cost Total Cost Item Qty Description Each for this Item ---- --- ------------------------------- ------ --------------- 1 1 Digital Section Mechanical Case 100 100 2 1 Power Supply and Power Entry 70 70 3 15 Thumbwheel switches 15 225 4 10 Toggle Switches 3 30 5 5 Hex LED Displays 8 40 6 40 IC's and their sockets 5 200 7 4 Optical links Trans, Cable, Rec 31 + 124 -------- $ 789 Analog Section Parts -------------------- Cost Total Cost Item Qty Description Each for this Item ---- --- ------------------------------- ------ --------------- 1 1 Analog Section Mechanical Case 70 70 2 2 12 Amp Hour Batteries 52 104 3 4 Relays 21 84 4 1 Analog Meter 65 65 5 1 Switch Current Range 56 56 6 22 Good Resistors 2 44 7 32 1% Resistors .25 8 8 1 DAC IC 20 20 9 5 Regulator IC's 5 25 10 2 Good OpAmp IC's 5 10 11 1 Current Booster IC 5 5 12 1 OpAmp IC 1 1 13 4 Relay Coil Drivers 2 8 14 3 Trim Pots 6 18 -------- $ 518 Total Project Cost ------------------ Digital Section $ 789 Analog Section $ 518 1 Month Labor $ ? -------- $ 1307 Parts Orders ------------------ Digital Section Parts --------------------- Total Cost Qty for per Qty Cost this Item Unit Order Description Each Item ---- ---- ----- -------------------------------------- ------ ------ 1 1 1 Digital Section Mechanical Case 151.10 151.10 Bud Value/Line Bud # HC-14103 2 1 0 Power Supply 5 Volts Amps - - 3 - - Thumbwheel switches Cherry - - 3 3 BCD Comp LeverWheel Switch L20-12A 13.60 40.80 5 5 Hex Comp LeverWheel Switch L20-88A 22.08 110.40 4 12 12 Toggle Switches 4.50 54.00 5 5 10 Hex LED Displays 12.49 124.90 6 - - IC's and their sockets - - 2 8 SN 75451 BP Driver .65 5.20 7 4 4 Optical links: Trans,Cable,Rec 32.00 128.00 Analog Section Parts -------------------- Total Cost Qty for per Qty Cost this Item Unit Order Description Each Item ---- ---- ----- -------------------------------------- ------ ------ 1 1 1 Case - Chassis for the Analog Section 42.25 42.25 Bud Portacab Model WA-1540 2 2 0 Batteries or analog power supply 3 4 4 Relays 20.50 82.00 4 1 1 Analog Meter 100 uAmp Simpson 64.48 64.48 5 1 1 Switch Current Range 62.15 62.15 1 2 Knob for Current Range Switch 5.04 10.08 6 - - Good Resistors 0.01% 10ppm TC PR1/4A - - 5 15 200.0 Ohm 4.95 74.25 5 15 500.0 Ohm 4.95 74.25 2 10 1,000.0 Ohm 4.95 49.50 5 15 5,000.0 Ohm 4.95 74.25 3 10 50,000.0 Ohm 4.95 49.50 7 - - 1% Resistors RN55D - - 4 100 10.0 Ohm .0287 2.87 2 50 30.0 Ohm .25 12.50 2 50 50.0 Ohm .25 12.50 4 50 66.5 Ohm for digital section .25 12.50 8 100 100.0 Ohm .0287 2.87 2 100 300.0 Ohm .0287 2.87 2 100 500.0 Ohm .0287 2.87 4 100 1,000.0 Ohm .0287 2.87 3 100 3,000.0 Ohm .0287 2.87 2 100 5,000.0 Ohm .0287 2.87 2 100 15,000.0 Ohm .0287 2.87 1 100 50,000.0 Ohm .0287 2.87 1 100 200,000.0 Ohm .0287 2.87 1 100 470,000.0 Ohm .0287 2.87 1 100 1 Meg Ohm .0287 2.87 8 1 4 DAC IC Burr-Brown PCM61P 15.25 61.00 9 - - Regulator IC's - - 3 8 78M05 .69 5.52 2 5 79M05 .69 3.45 10 2 6 Good OpAmp Linear Technology LT1001CH 2.70 16.20 11 1 4 Current Booster Linear Technology LT1010CT 3.65 14.60 12 1 OpAmp IC LF-411A 1.00 1.00 13 4 0 Relay Coil Drivers 14 - - Trim Pots and knob - - 1 2 3299W 100k Ohm MSB Trim 2.84 5.68 1 2 3299W 100 Ohm Gain Trim 2.84 5.68 1 2 3540S 1K Ohm Zero Trim 13.92 27.84 1 2 H-507-6 Knob for Zero Trim 10.82 21.64 Output Cable and Connectors --------------------------- On 26-MAR-1993 obtain the following: Qty Description ------- ------------------------------------------------- 30 ft Cable Trompeter Electronics TWINAX TWC-78-2 AWM Style 2092 (c) E15402 6 Cable Connectors Trompeter "Wrench Crimp" 70 Series Concentric Twinax Connectors - To 1/4" Dia. Twinax Cable TEI 14949 PL75-9 6 Chassis Mount Bulk Head Connectors Trompeter TAI-000 TEI 14949 BJ77 On 5-APR-1993 give to Dr. Pratt 6 ft of Cable and 3 of each type of Connector before he leaves on the 7-APR-1993. Verify the proper part mumbers for ordering more connectors from Trompeter 4-SEPT-1993 Twinax Cable Plug, Wrench Crimp, 3-lug is Part No. PL75-9 Twinax Bulkhead Jack, Front mount, Solder pot, 3-lug is Part No. BJ77