# SWR/Power Meter alan elektronik Midland SWR 30 Model 4412, inline SWR and power measurement for radio systems

**URL:** https://aio.lv/en/product--alan-elektronik-4412--1077893
**Data updated:** 2026-01-13 15:34 (EET)
**Category:** Electronics Accessories
**Manufacturer:** alan elektronik
**Manufacturer code:** 4412
**EAN:** 4032661044129
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 40.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 33.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--alan-elektronik-4412--1077893

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.99 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

The alan elektronik Midland SWR 30 Model 4412 is an inline SWR and power meter for radio communication systems. It provides forward and reflected power/SWR indication to verify antenna match and transmitter performance. Designed for installation between transmitter and antenna feed, it helps detect mismatches, prevent transmitter damage, and optimise antenna tuning for reliable operation.

## Long description

The alan elektronik Midland SWR 30 Model 4412 is an inline SWR and power meter designed for radio communication systems. Installed between the transmitter and antenna feed, it measures forward and reflected power and displays standing wave ratio (SWR) to help verify antenna matching and transmitter performance. The device allows quick detection of mismatches and supports routine checks during installation and maintenance to reduce the risk of transmitter damage and ensure stable radio operation.
Advantages
The SWR 30 provides direct, real-time indication of forward and reflected power along with calculated SWR, enabling users to identify mismatches without requiring separate instruments. Its inline form factor simplifies integration into existing coaxial feedlines and permits measurements under normal operating conditions. The meter's readable display and clear scale assist in fast assessment of antenna tuning and transmitter output, supporting preventive measures and troubleshooting.
Suitable for
 CB radios and amateur radio transceivers that require antenna matching verification
 Field and base station installations where inline monitoring is needed
 Technicians performing antenna tuning, maintenance, and fault diagnosis
 Users checking transmitter output and ensuring safe operating conditions
Key specifications
 Inline installation between transmitter and antenna feed
 Measurement of forward and reflected RF power
 Indication of standing wave ratio (SWR)
 Suitable for typical HF/VHF/UHF two-way radio frequency ranges used by CB and amateur radio (see manufacturer frequency range guidance)
 Direct-reading meter display for quick visual assessment
 Coaxial connectors compatible with standard radio feedlines
How to use
Install the SWR meter inline between the transmitter and antenna feed, ensuring secure connections to the coaxial connectors. Power on the radio and transmit at low power to obtain initial readings of forward and reflected power, then gradually increase to normal operating power while monitoring SWR. Adjust antenna length, matching networks or feedline connections as required to reduce reflected power and achieve an acceptable SWR. Recheck readings after each adjustment and during different operating frequencies if applicable.
Usage recommendations
Operate the meter within the transmitter's recommended power limits and follow radio manufacturer guidance when tuning antennas. Perform initial checks at low power to avoid damage, and verify connectors and coaxial cable condition regularly. Use the meter as part of routine maintenance to detect gradual changes in antenna performance and to confirm safe transmitter loading.

## FAQ

### How much does the SWR/Power Meter alan elektronik Midland SWR 30 4412 cost, and is it available for purchase?

The price is 40.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 49 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 17.07.2026 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. 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 alan elektronik 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 alan elektronik 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

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