speakers, speaker boxes
and sound devices
more

FD 20 monitoring card

FD 20 monitoring card

Brief description: monitoring of all functions of amplifiers and throughput caross 100 V routes, alholder switching contact

Suitable for: extend monitoring amplifier

Cat. nr.: 271020
69,40 € with VAT
in stock

 pc
Help needed? Services for free Recommend product
Are you interested in a slightly damaged product with a big discount?
Catalogue page Detail datasheet Next technical informations

Description

  • detekční karta pro testování a dohled zesilovače popř. ústředny řady JPA, také pro evakuační rozhlas
  • generuje pilotní kmitočet, který pomocí zpětných testovacích vodičů z konce vedení zóny detekuje. Je-li signál nesprávný (fáze, napěťová úroveň), vyhlásí karta závadu
Our free of charge offer for this product
Speaker cable professional 2x1,5 mm2

3 m | Speaker cable professional 2x1,5 mm2

Present value: 5,79 €
Free for order 82,14 € above
Speaker cable professional 2x2,5 mm2

3 m | Speaker cable professional 2x2,5 mm2

Present value: 8,50 €
Free for order 102,67 € above
Condenser rolled foil 68 uF

1 pc | Condenser rolled foil 68 uF

Present value: 13,10 €
Free for order 110,88 € above
34 Sound Projects

1 pc | 34 Sound Projects

Present value: 7,80 €
Free for order 123,20 € above
Speakers and speaker boxes III Kamil Toman

1 pc | Speakers and speaker boxes III Kamil Toman

Present value: 16,02 €
Free for order 616,02 € above
SB 030 bluetooth speaker

1 pc | SB 030 bluetooth speaker

Present value: 24,23 €
Free for order 739,22 € above
HE 400TWS Bluetooth headphones with microphone and charging box

1 pc | HE 400TWS Bluetooth headphones with microphone and charging box

Present value: 48,87 €
Free for order 1 642,71 € above
WA 420RC partybox, speaker system with handheld wireless microphone

1 pc | WA 420RC partybox, speaker system with handheld wireless microphone

Present value: 184,39 €
Free for order 1 848,05 € above

And why buy from Dexon? And what else do you get?

CZECH COMPANY – Nobody owns us, our capital and our ideas are in Czech hands.
EXPERIENCES – We have been in the sound industry for over 30 years. We are experts.
IN STOCK – We have our own warehouses. And everything is immediately available.
PRODUCTION AND DEVELOPMENT – We don't re-sell. We are manufacturers who invent, develop, program.
WE PUBLISH – We have written 130 articles and 4 professional books. We are skillfull.
Technical advice – Don't know what to connect with what? Write through the help desk or call, we will think about a technical solution.
Assessment of the curent sound system – we will assess for free what should be improved and what you need.
Sound system project design and offer – we will offer a complete customized sound system design, taking into current state, standards and requirements.
Warranty and post-guarantee service – we are manufacturer, we don't send goods anywhere, but we handle it directly with us. .

What customers say about us?

Ověřený zákazník

Doporučuje obchod

Rychlé dodání,

Objednáno: 31. 3. 2026

Ověřený zákazník

Doporučuje obchod

Rychlost dodání, perfektně zabalený

Objednáno: 29. 12. 2025

Ověřený zákazník

Doporučuje obchod

Když jsi koupit reproduktory proč musím doplňovat dlouhý dotazník ohledně použití

Objednáno: 3. 9. 2025

Ověřený zákazník

Doporučuje obchod

Obchod funguje jak má.

Objednáno: 4. 9. 2025

Ověřený zákazník

Doporučuje obchod

Naprosto spokojen

Objednáno: 4. 9. 2025

Ověřený zákazník

Doporučuje obchod

Profesionální přístup.

Objednáno: 19. 3. 2026

Ověřený zákazník

Doporučuje obchod

Vše o.k.doporucuji.

Objednáno: 2. 2. 2026

Ověřený zákazník

Doporučuje obchod

Pokud potřebujete zboží co nejrychleji, je lepší připlatit si za dobírku.

Objednáno: 9. 7. 2025