| Item | Qty | XTB-IIR Designation | Value | Attributes | Type | lead spacing | Mouser # |
| 1 | 2 | C1, C2 | .1uF | 250VAC | polyester | 0.6 | Digikey 495-2319 |
| 2 | 2 | C8, C9* | .22uF | 250VAC | polyester | 0.6 | Digikey 495-1335 |
| 3 | 1 | C3 | 100pF | 200V | ceramic | 0.1 | 80-C315C101K2R |
| 4 | 2 | C12, C14 | 1000pF | 100V | ceramic | 0.2 | 80-C317C102K1R |
| 5 | 1 | C6 (alternate value 2700pF) | 2200pF | 100V | ceramic | 0.2 | 80-C322C222J1G |
| 6 | 1 | C7 | 5600pF | 100V | ceramic | 0.2 | 80-C322C562J1G |
| 7 | 3 | C11, C13, C16 | .1uF | 50V | ceramic | 0.1 or 0.2 | 80-C322C104M5U |
| 8 | 4 | C17, C20, C21, C22 | .47uF | 50V | ceramic | 0.2 | 80-C322C474M5U |
| 9 | 1 | C4 (or .47uF & .1uF C4A) | .56uF | 200V | ceramic | 0.2 | Digikey 478-4013 |
| 9A | - | C4 (alternate for 240V unit) | .47uF | 250V | ceramic | 0.2 | 81-RDER72E474K5B1C3B |
| 9B | - | C4A (with .47uF @ C4) | .1uF | 250V | ceramic | 0.2 | 81-RDER72E104K3K1C1B |
| 10 | 1 | C15 | 10uF | 16V | tantalum | 0.1 or 0.2 | 80-T350E106K016 |
| 11 | 1 | C5 | 10uF | 35V or 50V | tantalum | 0.1 or 0.2 | 80-T350K106K050 |
| 12 | 1 | C19 | 4700uF | 35V | electrolytic | radial < 21 diam | 140-XRL35V4700-RC |
| 13 | 1 | R11 | 10 | 1/4W | carbon film | 291-10-RC | |
| 14 | 1 | R12 | 51 | 1/4W | carbon film | 291-51-RC | |
| 15 | 4 | R2, R22, R24, R28 | 470 | 1/4W | carbon film | 291-470-RC | |
| 16 | 4 | R5, R16, R27, R30 | 1k | 1/4W | carbon film | 291-1K-RC | |
| 17 | 2 | R14, R15 | 2.2k | 1/4W | carbon film | 291-2.2K-RC | |
| 18 | 1 | R13 | 3.3k | 1/4W | carbon film | 291-3.3K-RC | |
| 19 | 4 | R6, R10, R21, R26 | 4.7k | 1/4W | carbon film | 291-4.7K-RC | |
| 20 | 1 | R3 | 10k | 1/4W | carbon film | 291-10K-RC | |
| 21 | 1 | R17 | 22k | 1/4W | carbon film | 291-22K-RC | |
| 22 | 2 | R29, R31 | 47k | 1/4W | carbon film | 291-47K-RC | |
| 23 | 1 | R18 | 1M | 1/4W | carbon film | 291-1M-RC | |
| 24 | 2 | R8, R9* | 220 | 1/2W | composition | 791-RC1/2-221JB | |
| 25 | 1 | R1 | 470 | 1/2W | composition | 791-RC1/2-471JB | |
| 26 | 1 | R19 | 100K | 1/2W | carbon film | 293-100K-RC | |
| 26A | - | R19 (for 240V unit) | 330K | 1/2W | carbon film | 293-330K-RC | |
| 27 | 2 | R23, R25 | 220 | 2W | power | < 0.2 diameter | 282-220 |
| 28 | 2 | L4, L5* | 8.2uH | .028 ohm | Miller 5800 | < 0.3 diameter | 542-5800-8R2 |
| 29 | 1 | L3 | 3.9uH | .01 ohm | API DC630 | 0.5 | 807-DC630R-392M |
| 29A | - | L3 (alternate for 240V unit) | 4.7uH | .01 ohm | TDK TSL | 0.2 | Digikey 445-3764-1 |
| 30 | 2 | L6, L7 | 220uH | 5.7 ohm | Miller 78F | 542-78F221 | |
| 31 | 2 | L1, L2 | 1mH | <1 ohm | TDK SL | 0.3 | 810-SL1215102K |
| 32 | 1 | X1 | 16 VCT | 6-watt | Tamura | split bobbin PC | 838-3FS-416 |
| 33 | 4 | D14-D17 | SB150 | Fairchild | rectifier | D0-41 | 512-SB150 |
| 33A | - | D14-D17 | 1N4004 | Fairchild | rectifier | D0-41 | 512-1N4004 |
| 34 | 9 | D1-D8, D13 | 1N4148 | Fairchild | signal | 512-1N4148 | |
| 35 | 1 | D9 | 1N5236B | Fairchild | 7.5V zener | 512-1N5236B | |
| 36 | 2 | D11, D12 | 1N5251B | Fairchild | 22V zener | 512-1N5251B | |
| 37 | 1 | LED1 | LED | 20 deg | Lumex | T 1 3/4 (5mm) | 696-SSL-LX5093XIC |
| 38 | 2 | MOV1, MOV2* | V275LA2 | 275V | Varistor | 0.2 | 576-V275LA2P |
| 39 | 3 | Q4, Q6, Q7 | 2N7000 | plastic | N-channel | TO-92 | 512-2N7000 |
| 40 | 1 | Q3 | IRL630 | TI | N-channel | TO-220 | 512-IRL630A |
| 41 | 1 | Q3 Heat Sink | TO220 | Aavid | black | .75x.52x.38 | 532-577102B00 |
| 42 | 1 | Q3 heat sink screw | 4-40 1/4" | pan head | 4-40 1/4" | 534-9300 | |
| 43 | 1 | Q3 heat sink nut | 4-40 | machine | 4-40 | 534-9600 | |
| 44 | 1 | U1 | AD817AN | Analog | op-amp | 8-pin DIP | Digikey |
| 45 | 1 | U2 (16F684 < 1.20 update) | PIC16F1823 | Microchip | uC | 14-pin DIP | (custom - Jeff Volp) |
| 46 | 3 | U3,U4,U5 | PS2501 | NEC/CEL | opto-isolator | 4-pin DIP | 551-PS2501-1-A |
| 47 | 1 | U6 | 7815 | 15V reg. | TO-220 | 512-MC7815AECT | |
| 48 | 1 | U7 | 78L05 | 5V reg. | TO-92 | 512-LM78L05ACZ | |
| 49 | 1 | J5* | AC outlet | 2-pin | Schurter | (custom cutout) | 693-4300.0705 |
| 50 | 1 | J1 | Term Strip | Phoenix | 3-pin | 5.08mm | 651-1888690 |
| 51 | 1 | J2 | Term Strip | Phoenix | 4-pin | 5.08mm | 651-1888700 |
| 51A | - | J1, J2 (240V unit) | Term Strip | Phoenix | 3-pin | 5.08mm | 651-1705472 |
| 52 | 1 | J3 | Modular | FCI | 6P6C | long version | 649-87180-066LF |
| 53 | 1 | U1 socket | Socket | Aries | 8-pin DIP | 535-08-3518-10 | |
| 54 | 1 | U2 socket | Socket | Aries | 14-pin DIP | 535-14-3518-10 | |
| 55 | 1 | S1 header | Header | Molex | 2-pin SIP | .1" | 538-22-28-4026 |
| 56 | 1 | S2 header | Header | Molex | 3-pin SIP | .1" | 538-22-28-4036 |
| 57 | 1 | S1 jumper | Shunt (long) | Molex | 2-pin | .1" | 538-15-29-1024 |
| 58 | 1 | S2 jumper | Shunt (short) | AMP | 2-pin | .1" | 571-382811-6 |
| 59 | 1 | F1 | Wickmann | 2A SB | Littlefuse | (250V) | 576-3821200000 |
| 59A | - | F1 (240V unit) | Wickmann | 1A SB | Littlefuse | (250V) | 576-3821100000 |
| 60 | 1 | F2* | Wickmann | 1A SB | Littlefuse | (250V) | 576-3821100000 |
| 61 | 1 | F3 | 2AG | .5A SB | Littlefuse | 576-0229.500HXP | |
| 62 | 2 | 2AG fuse clips | 2AG clips | PC mount | Littlefuse | 576-01110501H | |
| 63 | 1 | machined case | DC44F | gray | Polycase | machined | (custom - Jeff Volp) |
| 64 | 1 | PCB | PCB | XTB-II | (custom - Jeff Volp) | ||
| 65 | 1 | hot lead* | black wire | #18 | PVC 600V | 6" stranded | 602-3075-100-02 |
| 66 | 1 | neutral lead* | white wire | #18 | PVC 600V | 6" stranded | 602-3075-100-01 |
| 67 | 2 | (for receptacle connections)* | 1/8" | shrink | sleeving | 1/2" long | 5174-1181 |
| 68 | 1 | LED Lens & light pipe 1.33" | LMS133RTP | Cliplite | red | 7mm hole | 593-LMS133RTP |
| 69 | 1 | Strain Relief | #1724 | 0.4" cord | Heyco | 7/8" hole | 836-1724 |
| 70 | 1 | Case label | XTB-IIR | silver | self-stick | 2" x 2" | (custom - Jeff Volp) |
| 113 | (* Not in 240V version) |