# Antenna Preamplifier BLOW SWA 9 — compact RF signal amplifier (MPN 01737)

**URL:** https://aio.lv/en/product--blow-01737--11807345
**Data updated:** 2026-03-09 07:58 (EET)
**Category:** SAT Antennas & Dishes
**Manufacturer:** BLOW
**Manufacturer code:** 01737
**EAN:** 5900804011354
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 3.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 3.30 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--blow-01737--11807345

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

BLOW SWA 9 is an antenna preamplifier (płytka wzmacniająca) designed to boost RF signals received by an external antenna. Provided as a compact amplifier board, it improves reception quality and signal-to-noise ratio for broadcast or terrestrial antenna systems. Suitable for installations where a small, board-style preamp is required to enhance weak signals before distribution to receivers.

## Long description

BLOW SWA 9 is a compact antenna preamplifier designed to improve received RF signals from external broadcast or terrestrial antennas. Supplied as a small amplifier board, it raises weak signals before they reach the receiver, helping to increase signal level and improve signal-to-noise ratio in installations where space is limited and a board-style preamp is preferred.
Advantages
The preamplifier offers compact dimensions and straightforward integration into antenna lines, allowing placement close to the antenna to minimize cable loss. Its board format supports installations where a discrete, low-profile amplifier is required. By amplifying incoming RF signals, the unit helps reduce the impact of cable attenuation and improves reception stability for downstream equipment.
Suitable for
 Small or compact antenna installations where space is restricted
 Improving weak broadcast and terrestrial signals before distribution
 Use near the antenna to compensate for long feeder cables or connector losses
 Integration into custom or DIY antenna systems and enclosures
Key specifications
 Form factor: compact amplifier board suitable for in-line mounting
 Function: low-noise RF signal amplification for antenna systems
 Application range: broadcast and terrestrial RF frequencies (antenna signals)
 Typical benefits: increased signal level and improved signal-to-noise ratio
 Installation: designed for placement close to the antenna to reduce cable losses
How to use
Install the amplifier board as close to the antenna as practical, using appropriate RF connectors or soldering points depending on the installation. Provide any required power feed as specified by the system (powering method varies by setup), then route the amplified output to the receiver or distribution amplifier. Verify correct polarity and secure connections to avoid unwanted losses or interference. After installation, adjust downstream equipment settings as needed to account for the increased signal level.
Usage recommendations
Place the preamplifier near the antenna feed point to minimize feeder cable length, and ensure the amplifier is protected from moisture and extreme temperatures. Use quality coaxial cable and connectors to preserve the improved signal-to-noise ratio; avoid overloading the receiver by checking signal levels after installation.

## FAQ

### How much does the Antenna Preamplifier BLOW SWA 9 cost, and is it available for purchase?

The price is 3.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 279 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 07.07.2026 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. All transactions are 100% secure and encrypted.

### 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 BLOW 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 BLOW 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/11807345/67208680_large.webp