This list includes ALL parts and will populate the board with all functionality.
| Location | Description | Source |
|---|---|---|
U1 |
ISD Sound Chip |
|
ISD1110P |
Jameco 141671CB, 10 sec record |
|
ISD1420P |
Jameco 107334CB, 20 sec record |
|
ISD2560P |
Jameco 120643CB, 60 sec record |
|
ISD2590P |
Jameco 120660CB, 90 sec record |
|
ISD25120P |
Jameco 141655CB, 120 sec record |
|
either |
28 pin low profile socket |
Jameco 40301 (used in playback unit) |
or |
28 pin ZIF socket |
Jameco 102744CB (used in record unit) |
U2 |
LM7805 (1 amp) |
Jameco 51262CB |
LM78L05 (100 ma) |
Jameco 51182CB |
|
U3 |
LM386N-4 amp |
Jameco 24133CB |
U4 |
LM555 timer |
Jameco 27422CB |
R1,R2,R3 |
10k ohm resistor |
Jameco 29911 |
R4,R6,R10 |
1k ohm resistor |
Jameco 29663CB |
R5 |
33k ohm resistor |
Jameco 30841CB |
R7,R9 |
10k ohm pot |
Jameco 254094CB |
R8 |
47k ohm resistor |
Jameco 31149CB |
C1 |
1uf non-polorized cap |
Jameco 330940CB |
C2,C4 |
0.1uf ceramic cap |
Jameco 151117CB |
C3 |
100uf electrolytic cap |
Jameco 330421CB |
C5,C6 |
22uf tantalum cap |
Jameco 94095CB |
D1 |
Red LED |
Jameco 94511CB (any LED will work here) |
D2 |
Yellow LED |
Jameco 34825CB (any LED will work here) |
J1,J2,J3 |
||
J4,J5,J6 |
5mm terminal block |
Jameco 152346CB |
J7,J8 |
3 post .100 header |
Jameco 109575CB (shorting jumpers Jameco 19140) |
This list will populate the board as a recorder. For cost savings pigtail connectors can be directly soldered to the board.
| Location | Description | Source |
|---|---|---|
U1 |
ISD Sound Chip |
|
ISD1110P |
Jameco 141671CB, 10 sec record |
|
ISD1420P |
Jameco 107334CB, 20 sec record |
|
ISD2560P |
Jameco 120643CB, 60 sec record |
|
ISD2590P |
Jameco 120660CB, 90 sec record |
|
ISD25120P |
Jameco 141655CB, 120 sec record |
|
28 pin ZIF socket |
Jameco 102744CB (used in record unit) |
|
U2 |
LM7805 (1 amp) |
Jameco 51262CB |
LM78L05 (100 ma) |
Jameco 51182CB |
|
U3 |
LM386N-4 amp |
Jameco 24133CB |
R1,R2,R3 |
10k ohm resistor |
Jameco 29911 |
R4,R6,R10 |
1k ohm resistor |
Jameco 29663CB |
R5 |
33k ohm resistor |
Jameco 30841CB |
R7,R9 |
10k ohm pot |
Jameco 254094CB |
R8 |
47k ohm resistor |
Jameco 31149CB |
C1 |
1uf non-polorized cap |
Jameco 330940CB |
C2,C4 |
0.1uf ceramic cap |
Jameco 151117CB |
C3 |
100uf electrolytic cap |
Jameco 330421CB |
C5,C6 |
22uf tantalum cap |
Jameco 94095CB |
D1 |
Red LED |
Jameco 94511CB (any LED will work here) |
D2 |
Yellow LED |
Jameco 34825CB (any LED will work here) |
J1,J2,J3 |
||
J4,J5,J6 |
5mm terminal block |
Jameco 152346CB |
J7,J8 |
3 post .100 header |
Jameco 109575CB (shorting jumpers Jameco 19140) |
This list will populate only the sound chip and amplifier portions. All connections are soldered directly.
| Location | Description | Source |
|---|---|---|
U1 |
ISD Sound Chip |
|
ISD1110P |
Jameco 141671CB, 10 sec record |
|
ISD1420P |
Jameco 107334CB, 20 sec record |
|
ISD2560P |
Jameco 120643CB, 60 sec record |
|
ISD2590P |
Jameco 120660CB, 90 sec record |
|
ISD25120P |
Jameco 141655CB, 120 sec record |
|
28 pin low profile socket |
Jameco 40301 (used in playback unit) |
|
U2 |
LM7805 (1 amp) |
Jameco 51262CB |
LM78L05 (100 ma) |
Jameco 51182CB |
|
U3 |
LM386N-4 amp |
Jameco 24133CB |
R1,R2,R3 |
10k ohm resistor |
Jameco 29911 |
R6 |
1k ohm resistor |
Jameco 29663CB |
R7 |
10k ohm pot |
Jameco 254094CB |
C2,C4 |
0.1uf ceramic cap |
Jameco 151117CB |
C3 |
100uf electrolytic cap |
Jameco 330421CB |
C5 |
22uf tantalum cap |
Jameco 94095CB |
Jameco – www.jameco.com
I have provided Jameco as a source as they are the merchant I use for my hobby electronics. They are fast and reliable.
Be aware that when buying resistors from Jameco they will be packaged in 100’s for $.99. Radio Shack charges $.99
for 5 resistors so where to purchase depends on many factors.