The spare parts need to be assembled and welded by themselves. You must understand the basics of electronics and have a certain amount of hands-on ability. You can not just install it and weld it successfully. If you are not sure, please take the finished board.
The finished board supports 7 days no reason to return and exchange goods. The 25-25-25 version is shipped at a special price, and the quantity is limited, while stocks last.
The knob option is to add 4 knobs, not a separate price. One shot is 4 knobs, black plastic imitation aluminum shape, good quality, high coaxiality, only the knob alone is not shipped. The dual 15V5W transformer option also adds transformers and is not sold separately.
- The 24-24-24 version of the PCB is 96.8mm long and 42.8mm wide, with potentiometer spacing 24-24-24
- 25-25-25 version PCB length 100mm, width 43mm, potentiometer spacing 25-25-25
- The PCB is made of military-standard board with a thickness of 1.6mm, the height of the components on the board is about 20mm, and the full height including the pins below is about 25mm
- The Economy Edition and Standard Edition are equipped with NE5532 by default
- LME49720 itself is positioned as a high-end audio operational amplifier, balanced and high-quality.
- OPA2604 is a well-known classic pre-amplifier with strong guts and flavors. The music is full of charm and the sound is warm.
- The capacitors used in the upgraded version are imported brand new WIMA, ELNA Ina, Siemens MKP series and other audio capacitors.
- The terminals are marked on the bottom of the PCB for easy identification.
Our shop promises that all op amps used are brand new, with guaranteed lifespan, and stable and reliable work. There are also imported NE5532 and OPA2134 in the store, which can be searched directly in the store.