Merlin v1.1
Manufacturer and product names are mentioned solely for circuit identification, and where applicable their trademarks are the
property of their respective owners who are in no way associated or affiliated with the author. No cooperation or endorsement
is implied.
4
Bill of Materials
Capacitors
Value
Amount
Type
Rating
4n7
1 MKT or SMF
16V or higher
10n
1 MKT or SMF
16V or higher
39n
1 MKT or SMF
16V or higher
47n
1 MKT or SMF
16V or higher
150n
1 MKT or SMF
16V or higher
1u
2 MKT or SMF
16V or higher
47u
2 Electrolyte
16V or higher
100p
1 Silver Mica or Ceramic Disc 16V or higher
Diodes
Value
Amount
Type
1N4001
1
1N4148
4-7
minimal 4 maximum 7 (see modifications section)
LED
1
Red 3mm
LED
1
Orange 3mm (only for Tim
™
)
IC
Value
Amount
Type
JRC4559
1
Socket using a DIP-8 socket
Resistors
Value
Amount
Type
330R
1
metal film 1%
1k5
3
2 for LED's metal film 1%
3k3
6
metal film 1%
8k2
4
metal film 1%
10k
2
metal film 1%
510k
2
metal film 1%
2M2
2
metal film 1%
A10K
3
16 mm Alpha pot
A50K
2
16 mm Alpha pot
A500K or A1M
1
16 mm Alpha pot A500k for Tim
™
A1M for Timmy
™
Switches
Value
Amount
Type
3PDT
2
Footswitch, Timmy
™
uses only 1
DP3T
2 Type ON/OFF/ON
OPTIONAL see modifications section
DPDT
2
OPTIONAL see modifications section
SPDT
1
OPTIONAL see modifications section