TechDIY Company Store TechDIY Projects

Electronic Components and Parts for Audiophiles, Ham radio operators, experimenters and university physics departments.  I realize that this website isn't elegant, you don't have to tell me.  Cancel your own damn subscription!

PayPal Only, Keeps the book keeping simple. If you need an invoice first, let me know.

SHIPPING RATES HIT THIS LINK -->  SHIPPING

Operational Amplifiers IRF (Vishay) and Fairchild MOSFETs and Audio Power Bipolar Transistors Renesas Lateral MOSFETs Small Signal Transistors and JFETs Power Supply Components,  Diodes, Capacitors, Power Resistors
ADC's DAC's Voltage References Amplifier Kits and Components for Nelson Pass F4 and F5 Amplifiers Chip Amplifier Kits of Parts and Printed Circuit Boards (LM3886, LM3875, LM4780) LM4702, LME49830 Printed Circuit Boards Relays, Switches
RF Connectors Photo-Receptors, Photo-Diodes, Photo-Multiplier Tubes Tube Amplifier Kits of Parts, Printed Circuit Boards Test Equipment Printed Circuit Boards and Kits Test Equipment for Tubes!
Power Supply Stuff and WIMA, Mallory caps        
         
 
LM4780 Dual Mono Board - Quantity ONE
$8.00
LM4780 Dual Mono Board - Quantity TWO
$15.00
LM4780 Dual Mono Board - Quantity SIX
$40.00
LM4780 Dual Mono Kit of Parts: Includes
LM4780 Dual Mono Kit of Parts      
Reference Quantity Description DK or Mouser PN
Printed Circuit Board 1 PCB  
C1,C2 2 10uF/16V WIMA 505-MKS2-XL-10/16/20
C14,C15 2 100nF/100V Ceramic 478-3185-ND
C4,C5,C9,C10 4 100nF/100V PP 505-MKP20.1/100/5
C6,C9 2 47u/50V P1283-ND
C11,15,16 3 10uF/63V P5578-ND
C12,C13 2 1,000uF/63V P10355-ND
R1,R2 2 47.5K 1/4W Metal Film 47.5KXBX-NS
R3,R4,R5,R6 4 1k 1/4W Metal Film  
R7,R8 2 20k 1/4W Metal Film  
R9,R10 2 2.7 Ohm 3W Metal Film P2.7W-3BK-ND
R11 1 8.2k 1/4W Metal Film  
R12 1 15k 1/4W Metal Film  
U1 1 LM4780 Integrated Ckt  
J1,J2 2 2 pole 0.100" Molex WM4000-ND
J4 1 3 Pole 0.100" Molex WM4001-ND
J1 1 3 Pole 5mm OST ED-1557-ND
Output A,B 2 2 Pole 5mm OST ED-1556-ND
Insulating Pad 1 Bergquist SilPad cut to fit LM4780

 

$32
LM4780 Parallel Amplifier Kit of Parts
$32.00
LM4780 Bridged Amplifier Board - Quantity ONE  LINK TO ARTICLE
$8.00
LM4780 Bridged Amplifier Board - Quantity TWO
$15.00
LM4780 Bridged Amplifier Board - Quantity SIX
$40.00
LM4780 Bridged Amplifier Kit of Parts: Includes
Reference Quantity Description DK or Mouser PN
C1,C2 2 1,000uF/63V P10355-ND
C3,C9 2 100n Ceramic  
C4 1 1uF Metal Film  
C5,C6 2 4.7uF Metal Film  
C7,C8,C12 3 10uF 63V  
C10,C11 2 100n Metal film  
R1 1 46k4 Metal Film  
R2,R7 2 4k75 Metal Film  
R3 1 3k32 Metal Film  
R5,R6 2 2.7R 3W Metal Film  
R8 1 51k1 Metal Film  
R9 1 8k2 Metal Film  
R10 1 15k Metal Film  
R11 1 47k Metal Film  
U1 1 LM4780 Int Ckt  
J1 1 PowerPole 3  
J2 1 2 pin Molex 0.100  
U3 1 PowerPole 2  
J4 1 3 pin Molex 0.100  
Misc   Berqquist insulator cut to fit LM4780
$32.00
LM4780 Parallel Amplifier Board - Quantity ONE LINK TO ARTICLE
$8.00
LM4780 Parallel Amplifier Board - Quantity TWO
$15.00
LM4780 Parallel Amplifier Board - Quantity SIX
$40.00
     
LM3886T Amplifier Chip -- price reduced
$3.60
LM3875T Amplifier Chip -- priced reduced
$3.00
LM4780TA Amplifier Chip --
$8.20