# Antenna Iskra TR-501 optical transmitter TR-501 for RTV signal distribution

**URL:** https://aio.lv/en/product--iskra-tr-501--12012722
**Data updated:** 2026-03-11 20:47 (EET)
**Category:** Network Equipment Accessories
**Manufacturer:** Iskra
**Manufacturer code:** TR-501
**EAN:** 5907634515953
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 337.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 279.33 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--iskra-tr-501--12012722

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.99 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Iskra TR-501 is an RTV optical transmitter designed to convert and transmit television and radio signals over optical fiber. The device serves as a component in signal distribution systems, enabling RF-to-optical conversion for long-distance delivery, distribution to multiple receivers, and integration into headend or distribution networks. Suitable for professional and multisite installations requiring fiber link transmission.

## Long description

The Iskra TR-501 optical transmitter is designed to convert television and radio frequency (RTV) signals into an optical output for transmission over fiber networks. Intended for use in headend and distribution installations, this transmitter supports RF-to-optical conversion that enables long-distance delivery of broadcast signals, integration into multisite networks and distribution to multiple receivers via fiber infrastructure.
Advantages
The TR-501 provides stable RF-to-optical conversion with low signal distortion and compatibility with standard RTV signal formats. Its compact form factor and straightforward integration make it suitable for professional headend racks and distribution points. The optical output reduces electromagnetic interference and signal loss across long fiber links, while the device design supports reliable continuous operation in distribution systems.
Suitable for
Headend installations converting RF broadcast channels to optical links
Multisite distribution where signals are delivered over fiber to remote locations
Building or campus networks requiring centralized signal distribution to multiple receivers
Systems aiming to reduce coaxial cable runs and electromagnetic interference
Key specifications
Function: RF-to-optical transmitter for RTV (television and radio) signals
Output medium: Single-mode optical fiber output compatible with fiber distribution
Signal types supported: Standard RTV broadcast frequency ranges and RF channel formats
Design: Compact transmitter chassis for rack or shelf mounting in distribution equipment rooms
Performance: Engineered for low distortion conversion and long-distance optical transmission
How to use
Connect the incoming RTV coaxial feed from the source (antenna, headend combiner or RF distribution amplifier) to the TR-501 RF input according to local installation practices. Terminate and route the outgoing optical fiber from the TR-501 to the fiber distribution network or directly to a receiver-equipped node. Configure any device settings according to the system design and verify optical and RF signal levels with appropriate test equipment before commissioning. Ensure proper grounding and follow standard safety and installation procedures for fiber and RF equipment.
Usage recommendations
Install the TR-501 in a controlled environment with stable temperature and ventilation, use quality single-mode fiber and connectors to minimize insertion loss, and perform routine optical power and RF level checks to maintain signal integrity across the distribution network.

## FAQ

### How much does the Iskra TR-501 RTV optical transmitter cost, and is it available for purchase?

The price is 337.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 02.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Iskra TR-501 RTV optical transmitter be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Iskra products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Iskra service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/12012722/68520207_large.webp