Recent Orders
Linda
2019061605245262
United States Of America
Denis
2019061108061215
Germany
Remi
2019060800060945
Canada
Chun Yuan
2019060617123864
United States Of America
Antonino
2019050815111387
Italy
Denis
2019041611535554
Germany
Konstantin
2019032920272098
Austria
Stragiotti
2019032711135133
Switzerland
Steven
2019030402373521
Malaysia
Christer
2019022513375339
Sweden
Konstantin
2019022217285343
Austria
icard
2019021909475839
Mauritius
Konstantin
2019021619475356
Austria
Glen
2019020700454435
Australia
hjhj
2019020505370668
Germany
d
2019020116111652
Netherlands
Simon
2019013019141468
United States Of America
Arturs
2019011701090815
Latvia
Benjamin
2019010905120094
Australia
Sazali
2019010804322662
Singapore
DIY Hifi stereo opa2277 Monitor type preamplifier kit /Gain Adjustable L6-40
Item ID:ZJ-0691
List Price:US$50.50
Price:US$45.00
Payment Terms
paypal
Shipping
ship to world wide
Availability
in stock
Description
Product Q & A
Review
DIY Hifi stereo opa2277 Monitor type preamplifier kit /Gain Adjustable
Note: this is a kit. all the Components will need yourself to solder them!!!
Product Features:
Operating voltage: AC15V-0-AC15V (12-18V are all ok
PCB size: 100mmx100mm*2mm (the board height is about 28mm)
Magnification adjustable: Switch ON1=3.7 times
Switch ON1 2=5.5 times
Switch ON1 2 3=7.3times
Switch ON1 2 3 4=8.8times
Circuit and parts collocation adjustment developed for opa2277 opamp. each kit using 3pcs opa2277.
The volume potentiometer recommned type A, 10k to 100k is OK!
Good control of driving force and low loss long-distance transmission is not fussy over the signal line, there is no cold and hard sense of hearing of the transistor machine.
preamp kit
Items No:ZJ-0691
Price:US$45.00
preamp kit
Items No:ZJ-0673
Price:US$135.00
preamp kit
Items No:ZJ-0274
Price:US$158.00
preamp kit
Items No:ZJ-0143
Price:US$60.00