El recinto en que organizamos el montaje tiene megafonía.

Both can work here.

• El recinto en que organizamos el montaje...
• El recinto donde organizamos el montaje...

In this sentence, en que is a more formal or written-sounding way to say where. A native speaker might very naturally say donde in everyday conversation.

You may also see:

• El recinto en el que organizamos el montaje...

That version is also very common and often feels a bit clearer to learners, because en el que makes the relationship more explicit.

Recinto usually means an enclosure, venue, site, grounds, or premises, depending on context.

It is a fairly broad word. It can refer to:

• a fairground or exhibition site
• a concert or event venue
• a stadium complex
• a designated enclosed area

So it does not just mean a single room or building. It often suggests a place set aside for a specific activity or event.

Because recinto is a masculine noun in Spanish, so it takes el in the singular:

• el recinto
• los recintos

Its gender is grammatical, so it has to be learned with the noun. There is no special rule here that would make it feminine.

Here montaje most likely means the setup, installation, or assembly for an event.

Depending on context, montaje can mean different things, for example:

• the setup of equipment for an event
• the installation of a stage, stand, or exhibition area
• editing in film or video
• a staged or fabricated situation

In this sentence, because it is linked to a recinto and megafonía, it most likely refers to the practical event setup.

Organizamos can mean either:

• we organise
• we organized

This is because the present and the pretérito indefinido forms are identical for nosotros in many -ar verbs.

So without more context, organizamos is ambiguous in isolation. The full sentence could refer to:

• the venue where we organise the setup
• the venue where we organized the setup

Usually context tells you which meaning is intended.

You normally decide from context.

For example:

• Cada año organizamos el montaje allí = Every year we organise the setup there
• Ayer organizamos el montaje allí = Yesterday we organized the setup there

In your sentence alone, both are grammatically possible. If there is no extra context, English often forces you to choose one when translating, but Spanish can leave it open.

Because tener + noun often works without an article in Spanish when you are talking about a feature, service, or characteristic in a general sense.

So:

• Tiene megafonía = It has a public address system / PA system
• Tiene calefacción = It has heating
• Tiene aire acondicionado = It has air conditioning

If you added an article, it would sound more specific and would usually need a clearer context:

• Tiene la megafonía averiada = Its PA system is broken

But in the basic sentence, no article is the normal choice.

Megafonía usually means a public address system, PA system, or the system used to amplify announcements over loudspeakers.

In Spain, this is a very normal word in event, transport, school, or venue contexts.

For example:

• El estadio tiene megafonía.
• Se oyó un aviso por megafonía.

So it refers to the announcement/amplification system, not just one single megaphone.

Yes, absolutely. That is probably the version many learners would find more straightforward.

Compare:

• El recinto en que organizamos el montaje... → a bit more formal/written
• El recinto donde organizamos el montaje... → very natural and common
• El recinto en el que organizamos el montaje... → also very common, slightly fuller in structure

All three are correct in suitable contexts.

Because the sentence is describing a feature that the venue has.

• Tiene megafonía = It has a PA system
• Hay megafonía = There is a PA system

Both can be correct, but they do different jobs.

Here the subject is el recinto, so Spanish uses tiene to describe one of its characteristics.

If you wanted a more impersonal statement, you could say:

• En el recinto hay megafonía.

That means There is a PA system in the venue.

Not always in every situation, but it is often correct when the verb or structure naturally takes en.

Here the idea is basically in which:

• el recinto en que organizamos el montaje
• literally, the venue in which we organise/organized the setup

For place expressions, Spanish often prefers:

• donde
• en el que / en la que / en los que / en las que

These are often easier and more common in everyday speech. So although en que is correct here, learners should know it sounds more formal and is less common than donde in casual speech.

A more everyday version would often be:

• El recinto donde organizamos el montaje tiene megafonía.

Or even, if context allows:

• El recinto donde hicimos el montaje tiene megafonía.

The original sentence is correct, but en que gives it a slightly more formal or written tone.