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A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | Q | R | S | T | |
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1 | Signal boards | 2 | TOTAL | $ 434.20 | £129.38 | ||||||||||||||

2 | Ground boards | 1 | |||||||||||||||||

3 | Part | PB | Part details | QT | Part name | Supplier | Order code | Unit price ($) | Unit price (£) | Line Total ($) | Line Total (£) | Mouser BOM | Digi key BOM | CPC BOM | Datasheet | BCHK | PCHK | ORD | RCV |

4 | Circuit board | ||||||||||||||||||

5 | - | 1 | β22 printed circuit board | 3 | AMB | $ 12.00 | $ 36.00 | Y | Y | Y | Y | ||||||||

6 | Resistors | $ 0.00 | |||||||||||||||||

7 | R1 | 1 | 1/8W 1% metal film resistor 475Ω (L/R 8x gain) | 2 | Mouser | 71-RN55D4750F/R | £0.05 | £0.10 | 71-RN55D4750F/R|2 | Y | Y | ||||||||

8 | R2 | 1 | 1/8W 1% metal film resistor 1MΩ (L/R 8x gain) | 2 | Mouser | 71-RN55D-F-1.0M | £0.05 | £0.10 | 71-RN55D-F-1.0M|2 | Y | Y | ||||||||

9 | R3 | 1 | 1/8W 1% metal film resistor 182Ω (L/R 8x gain) | 2 | Mouser | 71-RN55D-F-182 | £0.05 | £0.10 | 71-RN55D-F-182|2 | Y | Y | ||||||||

10 | R4 | 1 | 1/8W 1% metal film resistor 1.21KΩ (L/R 8x gain) | 2 | Mouser | 71-RN55D-F-1.21K | £0.05 | £0.10 | 71-RN55D-F-1.21K|2 | Y | Y | ||||||||

11 | R1 | - (G 2x gain) | |||||||||||||||||

12 | GR2 | 1 | 1/8W 1% metal film resistor 1KΩ (G 2x gain) | 1 | Mouser | 71-RN55D-F-1.0K | £0.05 | £0.05 | 71-RN55D-F-1.0K|1 | Y | Y | ||||||||

13 | GR3,4 | 2 | 1/8W 1% metal film resistor 2.49KΩ (G 2x gain) | 2 | Mouser | 71-RN55D-F-2.49K | £0.05 | £0.10 | 71-RN55D-F-2.49K|2 | Y | Y | ||||||||

14 | R5,6 | 2 | 1/8W 1% metal-film resistor 49.9Ω | 6 | Mouser | 71-RN55D-F-49.9 | £0.05 | £0.30 | 71-RN55D-F-49.9|6 | Y | Y | ||||||||

15 | R7,8 | 2 | 1/8W 1% metal-film resistor 56.2Ω | 6 | Mouser | 71-RN55D-F-56.2 | £0.05 | £0.30 | 71-RN55D-F-56.2|6 | Y | Y | ||||||||

16 | R9-12,25,26 | 6 | 1/8W 1% metal-film resistor 2.21KΩ | 18 | Mouser | 71-RN55D-F-2.21K | £0.05 | £0.90 | 71-RN55D-F-2.21K|18 | Y | Y | ||||||||

17 | R13,LED+,LED- | 3 | 1/8W 1% metal-film resistor 10KΩ | 9 | Mouser | 71-RN55D-F-10K | £0.05 | £0.45 | 71-RN55D-F-10K|9 | Y | Y | ||||||||

18 | R14,15 | 2 | 1/8W 1% metal-film resistor 121Ω | 6 | Mouser | 71-RN55D1210F | £0.22 | £1.31 | 71-RN55D1210F|6 | Y | Y | ||||||||

19 | R16-19 | 4 | 1/8W 1% metal-film resistor 10Ω | 12 | Mouser | 71-RN55D-F-10 | £0.05 | £0.60 | 71-RN55D-F-10|12 | Y | Y | ||||||||

20 | R20,21 | 2 | 1/8W 1% metal-film resistor 249Ω | 6 | Mouser | 71-RN55D-F-249 | £0.05 | £0.30 | 71-RN55D-F-249|6 | Y | Y | ||||||||

21 | R22,27 | 2 | 1/8W 1% metal-film resistor 562Ω | 6 | Mouser | 71-RN55D-F-562 | £0.05 | £0.30 | 71-RN55D-F-562|6 | Y | Y | ||||||||

22 | R23,24 | 2 | 1/8W 1% metal-film resistor 1.82KΩ | 6 | Mouser | 71-RN55D-F-1.82K | £0.05 | £0.30 | 71-RN55D-F-1.82K|6 | Y | Y | ||||||||

23 | R30, R31 | 2 | 0Ω (wire jumper) | Y | |||||||||||||||

24 | R28,29,32 | 3 | 1/8W 1% metal-film resistor 75Ω | 9 | Mouser | 71-RN55D-F-75 | £0.05 | £0.45 | 71-RN55D-F-75|9 | Y | Y | ||||||||

25 | R33 | 1 | 1/8W 1% metal-film resistor 33.2Ω | 3 | Mouser | 71-RN55D-F-33.2 | £0.05 | £0.15 | 71-RN55D-F-33.2|3 | Y | Y | ||||||||

26 | R34,35 | 2 | 2W 5% metal-oxide resistor 0.47Ω (see notes below) (inc to 1R) | 6 | Xicon 282-1.0-RC | Mouser | 282-1.0-RC | £0.14 | £0.86 | 282-1.0-RC|6 | Y | Y | |||||||

27 | Rz | 2 | 2W 5% metal-oxide resistor 22Ω (Zobel resistor, see Wiring & ground)) (1 per output channel) | 2 | Xicon 282-22-RC | Mouser | 282-22-RC | £0.14 | £0.29 | 282-22-RC|2 | Y | Y | |||||||

28 | Rg | 1 | 5W wirewound resistor 10Ω (Ground loop breaker resistor, see Wiring & ground)) | Y | |||||||||||||||

29 | Potentiometers | ||||||||||||||||||

30 | VR1 | 1 | 3/8" multi-turn cermet trimpot 200Ω | 3 | Mouser | 72-T93YA-200 | £1.09 | £3.27 | 72-T93YA-200|3 | Y | Y | ||||||||

31 | VR2 | 1 | 3/8" multi-turn cermet trimpot 500Ω | 3 | Mouser | 72-T93YA-500 | £1.09 | £3.27 | 72-T93YA-500|3 | Y | Y | ||||||||

32 | VR3 | 1 | 3/8" multi-turn cermet trimpot 5KΩ | 3 | Mouser | 72-T93YA-5K | £1.09 | £3.27 | 72-T93YA-5K|3 | Y | Y | ||||||||

33 | Volume | 1 | 50K TKD 2CP-2511 | 1 | Private sale | $ 80.00 | $ 80.00 | http://www.tkd-corp.com/products/att/pdf/cp2500as-e.pdf | Y | ||||||||||

34 | |||||||||||||||||||

35 | Capacitors | ||||||||||||||||||

36 | C1-5 | 5 | multilayer ceramic capacitor 33pF (L/R, 8x gain) + Ground C1 | 11 | Kemet C315C330J1G5TA | Mouser | 80-C315C330J1G | £0.30 | £3.30 | 80-C315C330J1G|11 | Y | Y | |||||||

37 | GC2-5 | 5 | multilayer ceramic capacitor 100pF (G, 2x gain) | 5 | Kemet C315C101J1G5TA | Mouser | 80-C315C101J1G | £0.30 | £1.50 | 80-C315C101J1G|5 | Y | Y | |||||||

38 | C6-C8, C13, C14, C17, C18 | 7 | metallized polyester capacitor 1µF | 21 | Wima MKS2 | AMB | $ 0.90 | $ 18.90 | Y | Y | Y | ||||||||

39 | C9-C12 | 4 | aluminum electrolytic capacitor 100µF 50V | 12 | Panasonic EEU-FC1H101 | Digi-key | P10323-ND | £0.38 | £4.57 | 12,P10323-ND | Y | Y | |||||||

40 | C15, C16 | 2 | aluminum electrolytic capacitor 470µF 50V | 6 | Panasonic EEU-FC1H471 | Digi-key | P10328-ND | £0.71 | £4.27 | 6,P10328-ND | Y | Y | |||||||

41 | Cz | 2 | metallized polyester or X7R multilayer ceramic capacitor 0.047µF 100V (Zobel capacitor) 1 per channel | 2 | Vishay MKT1818347014 | Mouser | 75-MKT1818347014 | £0.31 | £0.62 | 75-MKT1818347014|2 | Y | Y | |||||||

42 | Cg | 1 | metallized polyester capacitor 0.1µF 250VAC class X or Y | Y | |||||||||||||||

43 | Transistors | ||||||||||||||||||

44 | Q1, Q2 | 2 | N-channel JFET 2SK170BL | 6 | AMB | $ 2.50 | $ 15.00 | Y | Y | Y | |||||||||

45 | Q3, Q4 | 2 | P-channel JFET 2SJ74BL | 6 | AMB | $ 2.50 | $ 15.00 | Y | Y | Y | |||||||||

46 | 1 | JFET matching | 3 | AMB | $ 4.00 | $ 12.00 | Y | Y | Y | ||||||||||

47 | Q5, Q6, Q11, Q12, Q15, Q16, Q17, Q25 | 8 | NPN small signal BJT BC550C | 24 | AMB | $ 0.20 | $ 4.80 | Y | Y | Y | |||||||||

48 | Q7, Q8, Q9, Q10, Q13, Q14, Q18, Q26 | 8 | PNP small signal BJT BC560C | 24 | AMB | $ 0.20 | $ 4.80 | Y | Y | Y | |||||||||

49 | Q19, Q20 | 2 | N-channel JFET PN4392 | 6 | AMB | $ 0.25 | $ 1.50 | Y | Y | Y | |||||||||

50 | Q21, Q23 | 2 | International Rectifier N-channel power MOSFET IRFZ24N | 6 | AMB | $ 1.75 | $ 10.50 | Y | Y | Y | |||||||||

51 | Q22, Q24 | 2 | International Rectifier P-channel power MOSFET IRF9Z34N | 6 | AMB | $ 1.75 | $ 10.50 | Y | Y | Y | |||||||||

52 | Diodes | ||||||||||||||||||

53 | D1, D2, D5-D10 | 8 | 12V 500mW zener diode BZX55C12 | 24 | AMB | $ 0.25 | $ 6.00 | Y | Y | Y | |||||||||

54 | D3,4 | 2 | small signal diode 1N4148 | 6 | Mouser | 512-1N4148 | £0.06 | £0.36 | 512-1N4148|6 | Y | Y | ||||||||

55 | D11,12 | 2 | 1A rectifier diode 1N4004 | 6 | Mouser | 512-1N4004 | £0.09 | £0.51 | 512-1N4004|6 | Y | Y | ||||||||

56 | LED+,- | 2 | Amber LED 2V 800mcd@20mA | 6 | Mouser | 604-WP7113SED | £0.16 | £0.97 | 604-WP7113SED|6 | Y | Y | ||||||||

57 | CR1-CR8 | 8 | Current regulator diode 0.56mA 1N5291 | 24 | AMB | $ 5.00 | $ 120.00 | Y | Y | Y | |||||||||

58 | Miscellaneous | ||||||||||||||||||

59 | - | 4 | TO-220 extruded heatsink Aavid-Thermalloy 529802B00000 1.5" (1 MISSING) | 12 | AMB | $ 2.00 | $ 24.00 | Y | Y | Y | |||||||||

60 | 1 | TO-220 extruded heatsink Aavid-Thermalloy 529802B00000 1.5" | 1 | Digi-key | HS276-ND | £0.97 | 1,HS276-ND | Y | Y | ||||||||||

61 | 2 | RCA phono jacks, panel-mount (white) | 2 | Neutrik NF2D-B-9 | CPC | AV11153 | £2.75 | £5.50 | AV11153,2 | Y | Y | ||||||||

62 | - | 2 | RCA phono jacks, panel-mount (red) | 2 | Neutrik NF2D-B-2 | CPC | AV11149 | £2.91 | £5.82 | AV11149,2 | Y | Y | |||||||

63 | - | 2 | 1/4"" stereo phone jack, panel-mount | 2 | Neutrik NJ3FP6C | CPC | CN02847 | £3.89 | £7.78 | CN02847,2 | Y | Y | |||||||

64 | - | 1 | Ebay 4xbinding posts | 1 | Ebay | £7.45 | £7.45 | ||||||||||||

65 | - | 8 | circuit board standoffs or spacers | 24 | 25 10mm spacers | CPC | PC00142 | £0.09 | £2.10 | PC00142,24 | Y | Y | |||||||

66 | - | 1 | chassis case (your choice, see below) | 1 | Galaxy 1GX388 | modushop | 1GX388 | £31.50 | £31.50 | Y | |||||||||

67 | - | 4 | rubber feet for chassis case | 4 | Galaxy PDAMMGOMMA | modushop | PDAMMGOMMA | £3.50 | £14.00 | Y | |||||||||

68 | J1, J2 | 1 | Molex KK 0.100" 2-circuit header | 3 | Molex 22-11-2022 | Digi-key | WM2700-ND | £0.62 | £1.86 | 3,WM2700-ND | Y | Y | |||||||

69 | 1 | Molex KK 0.100" 2-circuit plug | 3 | Molex 22-01-3027 | Digi-key | WM2000-ND | £0.22 | £0.66 | 3,WM2000-ND | Y | Y | ||||||||

70 | 2 | Molex KK 0.100" crimp terminals | 6 | Molex 08-55-0102 | Digi-key | WM2312-ND | £0.17 | £1.00 | 6,WM2312-ND | Y | Y | ||||||||

71 | 550M | BC550C for device matching | 100 | Mouser | 512-BC550CBU | £0.02 | £2.30 | 512-BC550CBU|100 | Y | Y | |||||||||

72 | 560M | BC560C for device matching | 100 | Mouser | 512-BC560CTA | £0.04 | £4.00 | 512-BC560CTA|100 | Y | Y | |||||||||

73 | 1 | Amphenol Eco|Mate (C16-M) female chassis mount | 1 | C016 20G003 100 12 | CPC | CN10970 | £5.81 | £5.81 | CN10970,1 | Y | Y | ||||||||

74 | 1 | Amphenol Eco|Mate (C16-M) male cable mount | 1 | C016 20H003 110 10 | CPC | CN10959 | £6.51 | £6.51 | CN10959,1 | Y | Y | ||||||||

75 | LM | 1 | LED mounting | 1 | Mouser | 749-CR-174L | £0.12 | £0.12 | 749-CR-174L|1 | http://www.bivar.com/images/cart/CR-174L.pdf | Y | Y | |||||||

76 | 1 | Volume knob 12 | 1 | Ebay | $ 7.20 | $ 7.20 | Y | ||||||||||||

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78 | AMB P&P | $68 | |||||||||||||||||

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