
Closed
Posted
Busco un experto en equipos de audio que pueda guiarme de forma online para reparar una consola analógica Mitec The Joker Varydesk. Vivo en una zona rural, por lo que es complicado transportarla a un técnico. Tengo conocimientos básicos de electrónica y necesitaré instrucciones detalladas para solucionar los siguientes problemas: - La mesa enciende, pero tiene un cortocircuito y no funciona correctamente. - El sonido no se transmite bien al módulo principal. - Algunos canales presentan ruido o distorsión. Habilidades deseadas: - Experiencia en reparación y diagnóstico de problemas en equipos de audio analógico. - Capacidad para explicar procesos técnicos a distancia.
Project ID: 40303913
12 proposals
Remote project
Active 28 days ago
Set your budget and timeframe
Get paid for your work
Outline your proposal
It's free to sign up and bid on jobs
12 freelancers are bidding on average €16 EUR/hour for this job

KINDLY READ THROUGH MY PROPOSAL ESTO ES LO QUE HARÉ - Diagnosticar el cortocircuito principal (medir consumo en reposo, buscar cortos en rails ±15 V / +48 V phantom, revisar diodos de protección y reguladores 7815/7915 o 7812). - Reparar la transmisión de audio al módulo principal: revisar cables flat, conectores internos, buffers op-amp (NE5532/TL072) y posibles falsos contactos en el conector ribbon. - Localizar y eliminar ruido/distorsión en canales: medir offset en op-amps, revisar condensadores electrolíticos secos (especialmente 10–47 µF en paths de señal), cambiar potenciómetros sucios, revisar tierra analógica y posibles bucles de masa. - Entregar consola funcional + lista de componentes reemplazados y mediciones finales. EXPERIENCIA RELEVANTE - 2025: Reparación completa de Mitec Joker 16 canales – cortocircuito en phantom + ruido en 8 canales (cambió 22 condensadores y 3 op-amps). - 2024: Mitec Varydesk 24 canales – sonido intermitente por flat cable dañado + distorsión por potenciómetros oxidados. PREGUNTAS (para afinar diagnóstico rápido) - Cuántos canales en total tiene tu consola (8, 12, 16…)? - El cortocircuito aparece al conectar phantom, al subir faders o está siempre presente? - Qué síntomas exactos ves en el módulo principal (sin audio, bajo volumen, distorsión en todos o solo algunos canales)? - Puedes enviar fotos del interior (placas, zona de alimentación y conectores ribbon)?
€15 EUR in 40 days
6.4
6.4

Hi, how are you doing? I went through your project description and I can help you in your project. your project requirements perfectly match my expertise. We are a team of Electrical and Electronics engineers, we have successfully completed 1000+ Projects for multiple regular clients from OMAN, UK, USA, Australia, Canada, France, Germany, Lebanon and many other countries. We are providing our services in following areas: Antenna Design (CST, HFSS) Embedded C Programming. VHDL/Verilog, Quartus/Vivado, LabVIEW/ Multisim/PSPICE/VLSI MATLAB/SIMULINK Network Simulator NS2/NS3 Microcontroller like Arduino, Raspberry Pi, FPGA, AVR, PIC, STM32 and ESP32. IDEs like Keil MDK V5, ATmel studio and MPLab XC8. PLCs / SCADA PCB Designing Proteus, Eagle, KiCAD and Altium IOT Technologies like Ethernet, GSM GPRS. HTTP Restful APIs connection for IOT Communications. Also, we have good command over report writing, I can show you many samples of our previous reports. Kindly consider us for your project and text me so that we can further discuss specifically about your project's main goals and requirements.
€15 EUR in 40 days
6.1
6.1

Best Remote Analog Console Repair Expert! ⭐⭐⭐⭐⭐ Dear Client, Before I suggest the most effective remote support approach, could you please confirm one key point: have you already performed any initial diagnostics on the Mitec The Joker Varydesk console, such as checking power rails or signal continuity, or are we starting entirely from scratch? The reason I ask is that this project is not just about “giving instructions.” The real success factor lies in guiding you step by step to correctly identify and resolve issues with power, signal paths, and channel integrity, all remotely, while minimizing the risk of further damage to the console. That is where I can help. I can support this from a remote technical standpoint by walking you through systematic troubleshooting, explaining circuit behaviors, guiding component tests and replacements, and ensuring proper signal restoration and noise elimination—all adapted to your experience level and available tools. ✅A few quick questions from my side: 1. Do you have a multimeter, oscilloscope, or any basic test equipment on hand? 2. Are the problems intermittent, or do they occur consistently on specific channels? 3. Have any prior repairs or modifications been made to the console? Once these are clarified, the remote repair process can be much more structured, safe, and effective. Best regards, Prat PCB Must Innovations
€15 EUR in 40 days
6.1
6.1

As ranked in the top 1% of freelancers, I offer a unique skill set that combines my technical background as a software engineer with my passion for audio production. I've spent significant time upskilling in audio equipment maintenance and repair, including analog consoles like the Mitec The Joker Varydesk. With this, I can confidently address the issues your console is facing - from dealing with short circuits, to issues with sound transmission and channel distortions or noise. Beyond my technical expertise, I'm also known for my ability to explain complex processes in a clear and understandable manner - crucial when it comes to guiding you remotely through the repair process. Operating from a rural area myself, I understand the difficulties involved in transporting delicate equipment and how time-consuming it can be. By choosing me, you'll have a partner who not only possesses the necessary skills to troubleshoot, but who also truly understands your unique situation. Together, we can bring your console back to its peak performance without the stress of travel. Let's collaborate and get those sound waves flowing smoothly again!
€15 EUR in 40 days
2.4
2.4

Hola, puedo ayudarte a reparar la consola analógica Mitec The Joker Varydesk. Tengo experiencia analizando problemas de audio y circuitos electrónicos. Puedo proporcionarte un diagnóstico completo y también una guía detallada paso a paso (hecha completamente a mano) para localizar el cortocircuito, revisar los canales con ruido o distorsión y restaurar correctamente la transmisión de sonido al módulo principal. Te garantizo que con estas instrucciones podrás resolver el problema y dejar la consola funcionando correctamente.
€15 EUR in 40 days
1.8
1.8

Hola, Veo que estás en Asturias, ¿no? Yo vivo en Barcelona pero si crees que puedo ayudarte mediante fotos o videollamada no dudes en contactarme. Tengo bastante experiencia en solución de problemas y arreglo de sistemas electrónicos. Tengo mis "cacharrillos" para hacer música tipo AKAI MPCs, samplers y demás, así que eso también podría ayudar. Cualquier cosa me dices. Un saludo, Jorge
€15 EUR in 40 days
0.7
0.7

Hello, I am an Electronics and Communication Engineering student with experience in troubleshooting electronic circuits and audio systems. I can diagnose issues such as short circuits, noise, or signal distortion in analog consoles and ensure proper signal flow. I will carefully test each channel and provide clear updates during the repair process. I am ready to start immediately and will work efficiently to resolve the issue. Thank you.
€12 EUR in 20 days
0.0
0.0

Hello, I can assist with diagnosing and repairing your Mitec The Joker Varydesk analog console. I have experience working with electronic circuits, audio equipment troubleshooting, and electrical fault diagnosis, which helps in identifying issues such as short circuits, signal routing problems, and channel noise or distortion.I can analyze the system step by step to locate the source of the short circuit, investigate why the audio signal is not properly reaching the main module, and test the channels that are producing noise or distortion. The goal will be to identify faulty components, wiring issues, or grounding problems and recommend the appropriate repair solution. I can also help review schematics, guide diagnostic tests using tools like a multimeter or oscilloscope, and document the troubleshooting process to ensure the console returns to stable and reliable operation. I would be happy to review more details about the console and begin the diagnostic process. Best regards.
€12 EUR in 40 days
0.0
0.0

Hey , I just finished reading the job description and I see you are looking for someone experienced in Sound Engineering, Audio Engineering, Electronics, Audio Production, Troubleshooting, Sound Design, Audio Editing and Electrical Engineering. This is something I can do. Please review my profile to confirm that I have great experience working with these tech stacks. While I have few questions: 1. These are all the requirements? If not, Please share more detailed requirements. 2. Do you currently have anything done for the job or it has to be done from scratch? 3. What is the timeline to get this done? Why Choose Me? 1. I have done more than 250 major projects. 2. I have not received a single bad feedback since the last 5-6 years. 3. You will find 5 star feedback on the last 100+ major projects which shows my clients are happy with my work. Timings: 9am - 9pm Eastern Time (I work as a full time freelancer) I will share with you my recent work in the private chat due to privacy concerns! Please start the chat to discuss it further. Regards, Haseeb,
€12 EUR in 28 days
0.0
0.0

Si la mesa se enciende debe haber solo un cortocircuito parcial, es decir que una parte del circuito consume demasiado pero la corriente esta limitada. En ese caso hay que buscar algun componente que se caliente (seguramente un regulador o transistor, aunque a veces hay condensadores que dan problemas de este tipo). Si tienes una camara termografica seguramente se encuentre rapido. Otra opcion es ir checkeando las tensiones en los puntos de tests. Alguno de ellos debe dar una tension mas baja que la esperada. En ese caso el problema esta acotado. Identifica los componentes conectados a ese nodo, alquno debe ser la causa del problema. Si sospechas de alguno puedes tambien apagar el equipo y ver si el componente esta roto (por ejemplo colector y emisor cortocircuitados en el caso de un transistor).
€35 EUR in 40 days
0.0
0.0

Soy técnico en electrónica con experiencia en diagnóstico y reparación de equipos electrónicos y de audio. Trabajo de forma independiente en servicio técnico, lo que me permitió resolver distintos tipos de fallas, incluyendo problemas de cortocircuito, ruido y distorsión en equipos analógicos. Puedo ayudarte de forma remota guiándote paso a paso, adaptando las explicaciones a tu nivel de conocimiento para que puedas realizar las pruebas y reparaciones de manera segura. También puedo orientarte en el uso de instrumentos de medición y en cómo ir descartando posibles fallas hasta encontrar el problema. Me interesa tu caso y creo que podemos solucionarlo trabajando de forma ordenada y metódica. Quedo atento si querés que empecemos y coordinamos. Saludos.
€15 EUR in 40 days
0.0
0.0

Pola de Siero, Spain
Payment method verified
Member since Mar 16, 2026
$30-250 USD
₹100-400 INR / hour
$250-750 USD
₹600-1500 INR
$30-250 USD
$250-750 USD
₹600-1500 INR
$10-30 USD
$30-250 USD
₹600-1500 INR
$250-750 USD
$250-750 USD
$250-750 USD
$30-250 USD
$250-750 USD
$30-250 AUD
$10-30 USD
$15-25 USD / hour
₹750-1250 INR / hour
$10 USD