Freelancer Khanjan Zeynalov (engineering, drawings & Diagrams) ≡ Bakixan

10 USD

0 224

Twilight switch

Drawings & Diagrams

Automatic lighting activation at dusk. The device is insensitive to random short-term changes in illumination.

50 USD

0 245

3-phase current generator from 27V DC

Drawings & Diagrams

Development of a schematic diagram of a 3-phase current generator from a 27V DC.

40 USD

0 229

Doorbell with favorite melody

Engineering

By replacing the sound module in any ringtone, the Chinese ringtone is transformed into a ringtone with your favorite melodies.

20 USD

0 238

Sound module

Drawings & Diagrams

Sound module on aR89170 and aR4890 with recording of 8 sounds lasting up to 170 seconds and output power of 1W.

Development of a microphone connection scheme and its conversion to a digital format for PCB manufacturing.

Personal 356 USD

Good job. The only one who took on the task of creating a scheme based on the photos and files. Fast work. All assigned tasks have been completed. We will cooperate in the future. Thank you.

5.0

Khanjan Zeynalov

14 December 2024

Total projects:

1

0 arbitrations

Average rating:

-

1 review

5.0

Professionalism

5.0

Quality

5.0

Price

5.0

Contactability

5.0

Deadlines

Latest proposals 8

Project	Budget	Proposal	Deadline	Added
Development of a TECH PROJECT for a startup	29 USD	29 USD	7 days	17 Sep 2025
Creation of a printed circuit board	Not specified	300 USD	30 days	18 Aug 2025
Refinement of the project (Sketch, board) based on Attiny85.	68 USD	68 USD	10 days	1 Jul 2025
Development of a microphone connection scheme and its conversion to a digital format for PCB manufacturing.	356 USD	356 USD	7 days	13 Dec 2024
Design of a printed circuit board with 6 potentiometers and 4 relays	23 USD	57 USD	3 days	13 Sep 2024
Power supply for Arduino project	Not specified	300 USD	15 days	6 Sep 2024
Development of educational toys for children. Looking for an experienced Radio Electronics Engineer.	900 USD	900 USD	30 days	3 Sep 2024
Development of microphone board	Not specified	53 USD	7 days	20 Jul 2024

Разработка ТЕХПРОЕКТА для стартапа

Status Closed without completion

Type Personal project

Budget 29 USD

Proposal 29 USD

Deadline 7 days

Added 17 September 2025

Создание печатной платы

Status Project expired

Type Public project

Budget Not specified

Proposal 300 USD

Deadline 30 days

Added 18 August 2025

Доработка проекта ( Скетч,плата ) на базе Attiny85.

Status Closed without completion

Type Public project

Budget 68 USD

Proposal 68 USD

Deadline 10 days

Added 1 July 2025

Разработка схемы подключения микрофона и перевод ее в цифровой формат для производчтва PCB.

Status Project complete

Type Personal project

Budget 356 USD

Proposal 356 USD

Deadline 7 days

Added 13 December 2024

Дизайн друкованої плати 6 потенціометрів та 4 реле

Status Project expired

Type Public project

Budget 23 USD

Proposal 57 USD

Deadline 3 days

Added 13 September 2024

Питание для Arduino проекта

Status Project expired

Type Public project

Budget Not specified

Proposal 300 USD

Deadline 15 days

Added 6 September 2024

Разработка обучающих игрушек для детей. Ищу опытного Радиоэлектронщика

Status Project expired

Type Public project

Budget 900 USD

Proposal 900 USD

Deadline 30 days

Added 3 September 2024

Разработка платы микрофона

Status Project expired

Type Public project

Budget Not specified

Proposal 53 USD

Deadline 7 days

Added 20 July 2024

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Development of a microphone connection scheme and its conversion to a digital format for PCB manufacturing.

5.0

Khanjan Zeynalov

Indicators

Total projects:

1

Average rating:

-

5.0

5.0

5.0

5.0

5.0

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