londere's latest activity
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Llondere replied to the thread Zishan Z4 - DAP with Dual DAC ES9038Q2M | Dual AMP OPA1622 | USB 32-bit + DSD | Bluetooth LDAC 24-bit | Balanced 2,5/4,4 | LO/PO 3,5mm.There's no IC that decode the buttons, it's the GPIO of the FC microprocessor, check any short on the modded phases (such as amps ...
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Llondere reacted to Mr.HiAudio's post in the thread Zishan Z4 - DAP with Dual DAC ES9038Q2M | Dual AMP OPA1622 | USB 32-bit + DSD | Bluetooth LDAC 24-bit | Balanced 2,5/4,4 | LO/PO 3,5mm with
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I talked with an aliexpress store, which knows the zishan. They said that firmware 0.3 would be possible (when they did not say... -
Llondere reacted to Setmagic's post in the thread Zishan Z4 - DAP with Dual DAC ES9038Q2M | Dual AMP OPA1622 | USB 32-bit + DSD | Bluetooth LDAC 24-bit | Balanced 2,5/4,4 | LO/PO 3,5mm with
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It's about individual preferences, when I got my Z4 my highly modded DSDs is no longer in use. But I invest about 80$ in my DSDs... -
Llondere replied to the thread Zishan Z4 - DAP with Dual DAC ES9038Q2M | Dual AMP OPA1622 | USB 32-bit + DSD | Bluetooth LDAC 24-bit | Balanced 2,5/4,4 | LO/PO 3,5mm.Its me or your device had a solder joint? on the opamp opa16xx near the relay in the capacitor and resistance
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Llondere reacted to PiR2's post in the thread Zishan Z4 - DAP with Dual DAC ES9038Q2M | Dual AMP OPA1622 | USB 32-bit + DSD | Bluetooth LDAC 24-bit | Balanced 2,5/4,4 | LO/PO 3,5mm with
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I set up a digital microscope during the weekend, so you can expect high-quality pictures soon :) -
Llondere replied to the thread The Zishan dsd's corner.AKM4499?
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Llondere replied to the thread The Zishan dsd's corner.I got some spare parts. Let me check if any works and I send you a PM, meanwhile you could check (when you get the device) which model...
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Llondere replied to the thread The Zishan dsd's corner.@abheybir are you sure that is the lcd cracked or the digital board is in short?
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Llondere replied to the thread The Zishan dsd's corner.I had the ak4499 you can see marked in red 5v orange 9v white DAC, blue lpf stage, purple buffer green opamo
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Llondere replied to the thread The Zishan dsd's corner.You can find here more info about it
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Llondere replied to the thread The Zishan dsd's corner.Stupid question: The clicking, it's not fault of any cap? Maybe in the LDO for 7V (if you hadn't modded) or in the opamp device its...
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Llondere reacted to Setmagic's post in the thread Zishan Z4 - DAP with Dual DAC ES9038Q2M | Dual AMP OPA1622 | USB 32-bit + DSD | Bluetooth LDAC 24-bit | Balanced 2,5/4,4 | LO/PO 3,5mm with
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I made some updates in Z4 mod An electrolytic 1000uF capacitor in analog 9V can't change sound, so it was removed. Additional 56nF in... -
Llondere reacted to Setmagic's post in the thread Zishan Z4 - DAP with Dual DAC ES9038Q2M | Dual AMP OPA1622 | USB 32-bit + DSD | Bluetooth LDAC 24-bit | Balanced 2,5/4,4 | LO/PO 3,5mm with
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Thank You for help once again. Integrated charger and power battery managment IC P5306 was damaged. Device was simply dead because of... -
LI have changed not only BUF643A but many other things :) About SQ - I don't understand why the Chinese ruined the top DAC ( 4497 ) with...